Grade 7, Quarter 3.pdf

Department of Education
Negros Island Region
DIVISION OF NEGROS OCCIDENTAL
Junior HS Science Weekly Lesson Log & Lesson Plan Exemplar First Version: November 2016
Grade 7
Quarter 3
Page 1
Grade 7
Daily Lesson Log
Junior HS Science
School Grade Level 7
Teacher Learning Area Force, Motion & Energy (Physics)
Teaching Dates Quarter Third
Week No. 1 MONDAY TUESDAY WEDNESDAY THURSDAY FRIDAY
I. OBJECTIVES
Content Standard Motion in One Dimension
Performance Standard Conduct a forum on mitigation and disaster risk reduction
Learning Competency
Describe the motion of an object in terms of distance and
displacement.
Differentiate quantities in terms of magnitude and direction.
Create and interpret visual
representation of the motion
of objects such as tape
charts and motion graphs.
Code: S7FE-IIIa-1 S7FE-IIIa-2 S7FE-IIIb-3
DAILY TASK
Describe motion of an
object through words and
visuals.
Differentiate distance
from displacement.
Differentiate speed from
velocity.
Define acceleration and
solve problems on
acceleration.
Infer speed and
acceleration through
graphical interpretation.
II. CONTENT
Motion in One Dimension
1. Descriptors of Motion
1.1 Distance or displacement
1.2 Speed or velocity
1.3 Acceleration
2. Motion Detectors
III. LEARNING RESOURCES
Teacher’s Guide TG pp.3-4 TG pp. 5-6 TG pp.6-7 TG pp.7 TG pp.7
Learner’s Materials
LM.pp.1-5
1st Edition Part 2
LM pp.5-7
1st Edition Part 2
LM pp.8-91st Edition Part 2
LM pp.10-13
1st Edition Part 2
LMpp.12-13
1st Edition Part 2
Additional Materials

Grade 7
Quarter 3
Page 2
IV. LEARNING TASKS
ELICIT
Define motion.
(emphasize frame of
reference)
What are causes or factors
that affect the movement of
objects?
When do we say that the
object moved?
What are the ways of
describing motion?
Differentiate distance from
displacement (definition,
units, scalar/vector)
Can 2 objects have the same
displacement though they
travel at different distances?
What is the SI unit for time?
What is speed?
What is velocity?
Check the
output/assignment of
student on acceleration
ENGAGE
Group students into 3
Let them organize their
group and prepare a
presentation (any situation
that shows motion).
Note the situation they
presented.
Present situations through
illustrations showing the
difference between
distance and displacement.
Let them identify which is
distance and which is
displacement:
A. A boy runs 30m
from the church
going to the plaza.
B. The bus runs
50km/hr.
Ask them how did they
know that it is distance?
Displacement? (Withhold
answers)
How do you describe the
motion of typhoons?
How about those of runners?
(Withhold answers)
Ask 2-3 volunteers to
illustrate or draw their
motion or trip from their
house to school.
Ask another volunteer to
describe that motion.
The teacher may
download videos with
acceleration
(http://igcse-physics-41-
p2yrh.brentsvilleehs.schoo
ls.pwcs.edu/modules)
The teacher may present a
sample graph showing the
motion of an object
What is a graph?
Is the use of graphs useful?
In what way?

Grade 7
Quarter 3
Page 3
EXPLORE
Essential Questions:
describing motion?
How is each done?
Essential Question:
displacement.
Essential Question:
Differentiate speed from
velocity?
Essential Question:
What is acceleration?
How can we determine
acceleration?
Essential Question:
How can we infer speed
from acceleration through
graphical interpretation?
Perform Activity 1
Where is It ?
pp 2-3 of L.M.
Perform the following
activity:
Road map
1.Divide the class into 5
groups.
2.Assign area for each
group (Assign locations
that will pass through
different points before
reaching the final point.)
Ex. From library to
canteen, entrance gate
to principal’s office, etc.
3.Let the students devise
ways to easily measure
distance. The teacher
may check the
nonstandard
measurement of
student.
4.Using appropriate
measuring device
(meter stick), students
will gather data that will
be needed in the road
map. Make sure to take
down notes of the
Perform activity 3
Fun walk LM pp. 8-10
Perform activity 4A in LM
pp.10-11
Doing Detective Work
(Teacher may prepare
ahead the materials
needed in the activity)
Perform Activity 4B in LM
pp11-14

Grade 7
Quarter 3
Page 4
different building,
landmarks, corners they
pass by.
5.Using gathered data the
group will draw road
map of the location
assigned to them on a
manila paper. Decide on
the most convenient
scale to use when
drawing a road map.
Example :
Ex. 30cm=5m
30cm=10m
Label the road map
properly, specify the length
of the road.
EXPLAIN
Answer the Guide
Questions
describing the motion of
objects?
Using their drawn road
map, let them measure the
total distance travelled from
the starting point to the final
point.
1.What is the total length
of path you travelled in
your assigned location?
2.What quantity had you
measured?
3.Define distance based
on their activity.
Answer the Guide Questions Answer the Guide
Questions.
Let the students define
acceleration based on their
understanding of the
activity.
Derive the equation on
how to solve for
acceleration based on the
definition given by the
student
Answer the Guide
Questions:
What does the distance-
time graph indicate?
What does the speed–time
graph indicate?
Lecturette:
Line graph interpretations of
a. d-t graph
b. v-t graph

Grade 7
Quarter 3
Page 5
Using the same road map
let them draw a straight line
from the starting point
direct to the end point
1.What is the shortest
distance from the
starting point to the end
point?
2.What is this quantity
called?
Let them define
displacement.
Emphasize that any
change in the velocity of
an object results in an
acceleration. This include
change in speed,
(increasing speed or
decreasing speed) and
change in direction of
motion.
Acceleration is the rate
change of velocity:
t
v
a



Solve the problem below:
What is the acceleration of
the boy who runs at a
speed of 5 m/s and
increases his speed to 7
m/s in 2 seconds?
ELABORATE
Motivation activity revisited:
Ask the students if their
presentation showed
motion.
Let them describe the
motion in words and
visuals.
displacement.
Give some more examples
differentiating distance from
displacement.
(Mention also scalar and
vector quantities.)
How do you define speed?
Derive the formula of speed
based on the definition given
by the students.
If the speed is paired with
direction what do you call
that quantity?
acceleration and give
equation on how to solve
for acceleration.
What can we infer from a d-t
graph and a v-t graph?

Grade 7
Quarter 3
Page 6
How do speed and velocity
differ from each other?
EVALUATE
Paper pencil test
1. Which of the following
situations describes
motion in words?
a. the bus moving 15km
east from school
b. the running monkey
c. ball rolling of the floor
d. all of the above
2. The following data show
the motion of the falling
object at different time
intervals:
timer: 00:00
min : sec
↓
0 m
Timer : 00:15
min : sec
↓
5m
Paper pencil test
Determine whether the
following describes
distance or displacement.
1. A horse runs 10m
going south.
2. A girl runs 20
meters from the
church.
3. A bus travels
100km.
4. A jet plane travels
300miles.
5. Duck walks 2m to
the river bank.
Paper pencil test
Multiple choice:
statements
differentiates speed
from velocity?
a. Speed is the
distance travelled
per time of travel
while velocity is the
total length
travelled by a
body.
b. Speed is the ratio
of distance
travelled to time of
travel while
velocity is the ratio
of displacement to
time of travel
c. Speed is in m/s or
km/hr. while
velocity is m/s2
d. All of the above
2. Classify the ff. as to
speed or velocity.
a. 20 km/hr.
Paper pencil test
define acceleration?
a. The change in
velocity over time
interval.
b. The change in
distance over time
c. A change in
velocity
d. All of the above
2. Determine the
acceleration of a bus
that has a speed of
40m/s in 10 sec from
the church going to
the plaza.
Paper pencil test
1.What can we infer from
the graph in terms of the
object’s speed and its
direction of motion?
distance
time(sec)
2. What does the graph tell
us in terms of the object’s
acceleration?
Speed (m/s)
Time(sec)

Grade 7
Quarter 3
Page 7
Timer : 00:20
min : sec
↓
10m
Timer: 00: 25
↓ min : sec
15m
What is the position of the
object after 15 sec?
3-4 What are the ways of
describing the motion of
objects?
b. 15 m/s west
c. 345 km/hr. going to
Dumaguete.
3. A boy runs 50m in 5
sec. from the flagpole
to the principal’s office
and back. What is his
speed? What is his
displacement?
3. What can we infer from
the graph in terms of speed
and acceleration of the
object?
Speed (m/s)
Time(sec)
EXTEND
distance and displacement
based on their own
understanding or previous
information.
Let the student make a
road map from their house
to school using
approximate measurement
and let them identify the
total length or distance
from their house to school
and the displacement they
travel .
Supposing the motion of
typhoon is described through
its speed only, would you be
alarmed? Why?
Let the students solve an
additional problem on
acceleration.
An object is accelerating at
4 m/s2. How long will it
take to change its speed
from 8 m/s to 12 m/s?
Let students prepare for the
summative test.
V. REMARKS

Grade 7
Quarter 3
Page 8
VI. REFLECTION
From the evaluation,
No. of Learners who
earned:
 80% and Above:
 Below 80%:
Did the remedial lessons
work? No. of Learners who:
 have caught up
with the lesson
 continue to require
remediation
Which of my teaching
strategies worked well?
Why did these work?
What difficulties did I
encounter which my
Principal/ Supervisor can
help me solve?
What innovation or localized
materials did I use/ discover
which I wish to share with
other teachers?
Grade 7, Quarter 3
Daily Lesson Log
Week No. 1
Prepared by: Checked by:
Teacher: School Head:
Signature: Signature:
Date Submitted: Date:

Grade 7
Quarter 3
Page 9
Grade 7
Daily Lesson Log
Junior HS Science
I. OBJECTIVES
Content Standard Waves as Carriers of Energy
Performance Standard
Learning Competency
Infer that waves carry energy. Differentiate transverse from
longitudinal waves, and
mechanical from
electromagnetic.
Relate the characteristics of waves.
Code: S7LT-IIIc-4 S7LT-IIIc-5 S7LT-IIId-6 S7LT-IIId-6
DAILY TASK
Summative Test
*Conduct a forum
on mitigation and
disaster risk
reduction.
Define waves and classify
them according to the
motion of particles in
relation to the direction of
wave motion.
Differentiate mechanical
from electromagnetic
waves.
Enumerate and describe
the different
characteristics/ properties
of waves.
Determine the wave’s
velocity.
II. CONTENT
Waves
1. Types of waves
2. Characteristics of waves
2.1 Amplitude
2.2 Wavelength
3. Wave Velocity
Teacher’s Guide TG pp.10-11 TG pp.18-19 TG pp.15-17 TG pp. 17
Learner’s Materials LM pp.15-20 1st Edition Part 2
LM pp.24-26 1st Edition Part
2
LM pp.20-23 1st Edition Part
2
LM pp.20-23 1st Edition
Part 2

Grade 7
Quarter 3
Page 10
LM, basin filled with water
stone, rope(5m), colored
ribbon, coil spring, paper boat
Electromagnetic spectrum
chart. Learners Module
Ruler, a basin filled with
water, a rope (at least 5m
long), colored ribbon, watch
or digital timer
a rope (at least 5m long),
colored ribbon, watch or
digital timer
IV. LEARNING TASKS
ELICIT
In your Elem. Science, what
are the ways of transferring
energy?
Expected answers:
1.work ( using simple
machines)
2. heat
What is a wave?
Differentiate longitudinal from
transverse wave.
Give other examples of
transverse and longitudinal
waves.
wave from electromagnetic
wave?
Give examples for each.
What are the different
characteristics/ properties of
wave?
ENGAGE
Let the students’ wave to their
seat mate and let them
observe the motion of their
hand.
Using a basin with water
throw a stone in the middle of
the basin.
Let the student describe what
is being formed?
Let them put their hand on the
voice box as they say
“ahhhhh!!!!”
Let the students describe
what they feel as they make
sound.
How do sound waves reach
our ears?
What about the light waves
coming from the sun? How
do they reach earth?
Aside from classifying waves
according to the direction of
particles in relation to the
waves’ motion, is there
another way of classifying
them?
Show an illustration of a
wave.
Let them guess the different
characteristics of wave
based on the illustration.
How fast do waves travel?
Can we quantify the speed
of the wave?

Grade 7
Quarter 3
Page 11
EXPLORE
What is a wave?
What are the classifications of
waves?
Essential Question:
Differentiate electromagnetic
waves from mechanical
waves?
Essential Question:
characteristics/ properties of
waves?
Essential Question:
How do we measure the
wave’s velocity?
Perform Activity 1. LET’S
MAKE WAVES!
LM pp.15-20
Perform Activity 3
LM pp.24-26
Mechanical vs.
Electromagnetic waves.
Perform Activity 2.A and 2B
Anatomy of a Wave
Perform Activity 2.C
Anatomy of a wave
LM page 23
EXPLAIN
Answer the Guide Questions Answer the Guide Questions The teacher sums up the
results of the activity and
asks the following questions :
What do you call the highest
point of a wave?
The lowest point?
What is wavelength?
What is its unit of measure?
What is wave’s frequency?
What is its unit of measure?
What wave characteristic
refers to the time required for
one complete wave to pass a
given point? What is its unit
of measure?
What wave characteristic
refers to the maximum
Let the students fill in
Table2. The speed of the
wave (page 23) and let
them discuss how they
obtain their data.
Lecture:
Derivation of basic wave
motion formulas
1.Formula
for speed
v=d/t
2.Wave
property
analogous
to distance
wavelength
3.Wave
property
analogous
to time
period
4.Combining
response
in #1&#2
Wave speed=
wavelength/
period

Grade 7
Quarter 3
Page 12
displacement above or below
it equilibrium or normal
position? What is its unit of
measure?
5.Based
on the
definition
of
frequency
and period
What is
their
relationship
Frequency and
period are
reciprocal or
T=1/f
6. From
your
response
in number
5 how
else can
the
formula
for wave
speed be
written?
v=λ / T or λ /
1/f
v= λf
ELABORATE
Define wave.
What are the classifications of
waves?
waves from electromagnetic
waves.
Cite some examples of
mechanical waves.
Cite some examples of
electromagnetic waves.
characteristics / properties of
a wave?
1. How do we determine
waves speed/ velocity?
2. What is the relationship
among wave speed,
wavelength, and frequency?
3. Suppose you observe an
anchored boat which rises
and falls once every 4.0
seconds as waves which

Grade 7
Quarter 3
Page 13
crests are 25 meters apart
pass by it.
a. What is the frequency
of the observed waves?
b. What is the speed of
the waves?
EVALUATE
Multiple choice:
1.In a transverse wave, the
individual particles of the
medium________.
a.Moves in circles
b.Moves in ellipses
c.Moves parallel to the
direction of wave’s
travel
d.Moves perpendicular
to the direction of
wave’s travel.
2.In a longitudinal wave, the
direction of particles’
motion is___________ to
the direction of wave’s
motion
a.Perpendicular
b.Parallel
c.Opposite
d.None of the above
3 – 5.
A wave is a travelling
___3___ that transfers
Multiple Choice:
1.Mechanical waves
transport energy from
one place to another
through
a.Alternately vibrating
particles of medium.
b.Particles travelling with
the wave.
c.Vibrating particles and
travelling particles.
d.None of the above
2.These type of waves can
propagate even without a
medium.
a.Surface wave
b.Water wave
c.Sound wave
d.Electromagnetic wave
3.Classify the following as
mechanical or
electromagnetic wave
a.Sound wave
b.Radio wave
c.Earthquake wave
Multiple Choice:
1.Identify the
properties/characteristic
of wave by labelling the
given illustration.
a d
b c
2.Which of the ff.
describes a crest?
a.The highest portion of
a wave.
b.The lowest portion of
a wave
c.Both a and d
d.None of the above
3.Which of the ff.
describes a
wavelength?
Multiple choice:
1. Waves in a lake are 5.00
m in length and pass an
anchored boat 1.25 sec
apart. The speed of the
wave is
a. 0.25 m/s
b. 4.00m/s
c. 6.25 m/s
d. impossible to find
from the given
information
2. A wave with a speed of
10 m/s has a 2-m
wavelength. Solve its
frequency.

Grade 7
Quarter 3
Page 14
____4___ and information but
NOT ___5___.
a. distance between
any successive
identical parts of the
wave.
b. highest point reach
by a wave
c. The maximum
displacement of a
wave
d. All of the above
EXTEND
Let the students cite other
examples of transverse and
longitudinal waves.
Let the students give the
uses of the electromagnetic
waves:
Radiowaves
Lightwaves
Microwaves
Assign students to do
research on examples of
waves and their uses.
Solve the problem below:
Six waves pass a certain
point in 2 seconds. How
long does it take for the
wave to complete one
cycle?
V. REMARKS
VI. REFLECTION
No. of Learners who earned:
 80% and Above:
 Below 80%:

Grade 7
Quarter 3
Page 15
 have caught up with
the lesson
remediation
Why did these work?
encounter which my Principal/
Supervisor can help me
solve?
other teachers?
Grade 7, Quarter 3
Daily Lesson Log
Week No. 2

Grade 7
Quarter 3
Page 16
Grade 7
Daily Lesson Log
Junior HS Science
Teaching Dates Quarter 3
I. OBJECTIVES
Content Standard The learners demonstrate an understanding of the characteristics of sound.
.
The learners shall be able to create harmonious music using indigenous products.
Learning Competency
Describe the
characteristics of sound
using the concepts of
wavelength, velocity, and
amplitude.
Explain sound production in the
human voice box, and how
pitch, loudness, and quality of
sound vary from one person to
Another.
Describe how organisms produce,
transmit, and receive sound of
various frequencies (infrasonic,
audible, and ultrasonic sound).
Code: S7LT-IIId-7 S7LT-IIIe-8 S7LT-IIIe-9
DAILY TASK SUMMATIVE TEST
Describe how sound
waves are produced and
transmitted
Identify the different
characteristics of sound.
Describe how sound waves
are received by the human
ear.
Describe how sound waves of
different frequencies are
received
Create harmonious
music using indigenous
products
II. CONTENT Sound
1.Characteristics of sound
1.1.Pitch
1.2 Loudness
1.3 Quality of Sound
Sound Frequencies
Teacher’s Guide Pages 33-34 Page 35 Page 36 Pages 37-38
Pages 31-34
1st Edition Part 2
Pages 35-36
1st Edition Part 2
Pages 38-39
1st Edition Part 2
Pages 40-41
1st Edition Part 2

Grade 7
Quarter 3
Page 17
Shoe box, cardboard
Elastic rubber bands
Pair of scissors , ruler
Sounding box, wooden rod,
ruler and guitar
Picture of ultrasound
apparatus/machine, animals like
bats or dogs, table showing the
different frequency range of some
sounds.
Indigenous materials
IV. LEARNING TASKS
ELICIT
Classify sound waves as
to:
a. the movement of the
particles in relation to the
motion of the wave
b. need or no need of a
medium
1. What is sound wave?
2. What are needed in
sound production?
3. What are the media for
sound transmission?
4. Compare the
transmission of sounds
in different media (solid,
liquid, gas).
What are the characteristics of
sound waves?
Enumerate the parts of the ears
and their functions
Enumerate the
characteristics of sound.
ENGAGE
Place your fingers on your
throat while saying –YES
YES YO…
What did you feel?
Were there vibrations in the
throat?
Try it again and this time,
say – “Mom! Phineas and
Ferb are making a title
sequence!”
Post on the board the different
strips of paper with the following
terms:
-Frequency
-Wavelength
-Amplitude
-Loudness
-Pitch
Ask students what they know
about the terms.
Select 2 students (one who has
soprano voice and the other one
with bass voice) and let them sing
a common song.
What other examples of high-pitch
and low-pitch sounds can you
give?
Let the students go
outside for 5 minutes then
let them collect indigenous
materials found in the
surroundings.
( or the teacher may
assign the students days
before to bring the
materials)
Test the materials if they
produce sound.

Grade 7
Quarter 3
Page 18
EXPLORE
Essential Question:
How are sound waves
produced and transmitted?
Essential Question:
characteristics of sound waves?
Differentiate one from the other.
Essential Question: What are the
different classifications of waves
according to their frequencies?
Essential Question: What
sound characteristic
enables us to differentiate
one sound from the other?
Let the students perform
Activity1. My Own
Sounding Box.
(pages 32-33, 1st ed. Part
2)
Students perform Activity2.
Properties and Characteristics
of Sound
(pages 35-37)
Reading Activity by group:
LM pp 38-39
Let the students perform
Activity 3 on the learners’
module on pages 40-41.
EXPLAIN
Data processing may be
done by group presentation
and class
discussion of the guide
questions to probe the
concept of sound
Propagation.
Discussion should also be
extended to cover media
on which sound travel and
speed of sound
Discuss the answers to the
guide questions.
Allow students to interact.
Lecturette:
Sound Reception
Let the students identify and give
the importance of the different
classifications of sound waves
according to their frequencies.
Allow the students to
perform.
How was your gig? Did
you enjoy the activity?
ELABORATE
*You can try this one.
Place your ear against one
end of a tabletop. Ask a
friend to gently tap the
other end of the table with
a pencil or a ruler. What
happens? Then ask your
friend to again gently tap
the other end of the table
but this time, make sure
A. Enumerate and differentiate
the characteristics of sounds.
Discuss how sound waves are
received by the human ear.
Application:
Father and son duo interpret the
loudness of a sound differently.
The son considers the rock
Differentiate infrasonic, ultrasonic
and audible sounds
Application: (Show them pictures of
ultrasound machine, bats hanging
on the branches of trees, sonar
device, etc.)
 What is the function of
ultrasound machine?
Let them watch the video:
The great Gig in the Sky
https://www.youtube.com/
watch?v=sxo0OJkbaMY

Grade 7
Quarter 3
Page 19
that your ear is not
touching the table. What
happens? In which
situation did you encounter
louder and more
pronounced sound? In
which situation did you
encounter the sound
clearly?
*Ask the students to look at
figure 3 on page 34 about
the molecules of different
media.
* Analyze the spacing of
particles and come up with
a concept that sound
travels fastest in solids and
slowest in gases.
* Discuss also about the
three factors of which the
sound speed is dependent
of:
(atmospheric pressure,
relative humidity, and
atmospheric temperature)
Which would best transmit
sound: steel, water or gas?
music, a soft music while the
father considers it a loud sound.
The father may even interpret
the sound as a distorted sound,
which is known as noise. Noise
is a wave that is not pleasing to
the senses.
 How do bats search for
their food at night?
 Give some applications of
sonar device.
Compare the hearing capacity of
older persons to younger ones.
If possible, let the students watch
the video presentation about
Human audio Spectrum
https://www.youtube.com/watch?v=
qNf9nzvnd1k

Grade 7
Quarter 3
Page 20
EVALUATE
Answer the following.
produce sound?
a. clashing cymbals in an
empty space
b. a bell ringing in a
vacuum
c. vibrating objects
d. a table at rest
2.Compare to the speed of
light, sound travels _____
a. faster
b. slower
c. at the same speed
d. there is not enough
information to compare the
two.
would transmit sound
fastest?
a. steel cabinet
b. water in the ocean
c. air in your classroom
d. water in a swimming
pool
4.A sound wave is a _____
a. shock wave
b. standing wave
c. transverse wave
I. Modified True or False
1. Pitch refers to the
highness or lowness of
sound.
2. Amplitude refers to how
soft or how intense the
sound is as perceived
by the ear and
interpreted by the brain.
3. The pitch of a high
frequency sound is low.
4. A low frequency sound
has a high pitch.
5. Loudness is a
psychological sensation
that differs for different
people.
6. The quality of sounds
enable us to differentiate
the sound of a piano from
that of a guitar.
II. Trace the flow of sound
energy from the outer ear to the
memory center of the brain.(use
arrows)
Fill in the blanks.
1. The response of the
human ear is limited to a
range of frequencies of
about _______ to 20, 000
Hz.
2. These frequencies are
referred to as _______
frequencies or sonic
frequencies.
3. Vibrational frequencies
beyond 20,000 Hz are
called ______ frequencies.
4. Extremely low frequencies
are known as _______
frequencies.
5. The human ____ is not
capable of detecting
ultrasonic or infrasonic
sound.
Evaluate students’
performance using the
Rubric for Scoring

Grade 7
Quarter 3
Page 21
d. longitudinal wave
5. Sound waves cannot
travel in a _____.
a. air
b. water
c. steel
d. vacuum
EXTEND
Study table 1 on page 34.
Speed of sounds in
different materials
*Bring the following
materials tomorrow:
sounding box, wooden rod,
ruler, guitar
Research:
Which occurs first? Lightning
or thunder? Explain
Extend your designs to
come up with quality
instruments using
indigenous materials for
submission. You can be
famous with your artworks.
V. REMARKS
VI. REFLECTION
No. of Learners who
earned:
 80% and Above:
 Below 80%:

Grade 7
Quarter 3
Page 22
work? No. of Learners
who:
 have caught up
with the lesson
 continue to
require
remediation
Why did these work?
encounter which my
Principal/ Supervisor can
help me solve?
What innovation or
localized materials did I
use/ discover which I wish
to share with other
teachers?
Grade 7, Quarter 3
Daily Lesson Log
Week No. 3

Grade 7
Quarter 3
Page 23
Grade 7
Daily Lesson Log
Junior HS Science
Teacher Learning Area Force, Motion and Energy (Physics)
I. OBJECTIVES
Content Standard The characteristics of light
Performance Standard Suggest proper lighting in various activities
Learning Competency Relate characteristics of light such as colors and intensity to frequency and wavelength.
Infer that light travels in a
straight line.
Code: S7LT-IIIf-10 S7LT-IIIg-11
Identify the other sources
of light and infer that
brightness of light is
dependent on the
distance of the source.
Identify the different
characteristics of light in
relation to the
characteristics of the
other members of the EM
spectrum.
Determine the
characteristics of the
color components of light
and describe how other
colors are produced.
To design an experiment
that light travels on a
straight line.
II. CONTENT
Characteristics of Light
1.1 Intensity or Brightness
1.2 Color
Teacher’s Guide G7 TG pages 39-40 G7 TG p. 40 G7 TG 40 G7 41
G7 LM Pages 43-46
1st Edition Part 2
G7 LM p. 47-50
1st Edition Part 2
G7 LM p. 51-55
1st Edition Part 2
G7 LM p. 55-57
1st Edition Part 2
Project EASE Module
IV. LEARNING TASKS
ELICIT
Show pictures of scientists:
Do you know Sir Isaac
Newton? What about
sources of light?
What is an EM spectrum? What are the color
components of the visible
spectrum?

Grade 7
Quarter 3
Page 24
Christian Huygens? Did
you meet them in your
earlier grades?
What comprise the EM
spectrum?
What is visible spectrum?
Which color has the least
energy?
Which color has the most
energy?
ENGAGE
Game: Give me what I
want
Ask students to give a light
source found in the locality
Example: penlight, candle,
alcohol lamp, etc.
Ask them of the different
light sources in their place
to arrive at the concept that
there is a variety of light
sources.
Show picture of James
Clerk Maxwell.
Elicit prior knowledge
about theory formulated by
Maxwell.
Hold a prism or a bottle
half-filled with water against
sunlight or any light source
like a flashlight.
Ask:
1. What do you observe?
2. Enumerate the colors
you observe.
Show them a sample of
pinhole camera.
EXPLORE
sources of light?
On what factors does the
intensity of light depend?
Essential Question:
characteristics of light?
Essential Question:
Compare the energies,
frequencies and
wavelengths of the different
color components of light?
Essential Question:
Describe the path travelled
by light.
Divide the class into
manageable group sizes.
Let students perform
Activity1.Light sources:
Langis kandila or
lampara (pages 44-46)
Perform activity 2 My
Spectrum Wheel
(LM pages 47-50)
Perform Activity 3.1, 3.2,
3.3 : Colors of Light-Color
of Life! (LM pp 51-55)
Note: Teacher
demonstrates Activity 3.3
Perform Activity 4:
Light up Straight !
(LM pages 55-57)

Grade 7
Quarter 3
Page 25
EXPLAIN
Answer the Guide
Questions
Lecturette:
*Sources of Light
*Difference between
brightness and intensity
of light
Answer the Guide
Questions
Students answer the Guide
Questions in Part I and Part
2
Students fill in the table for
Activity 3.3
Showcase of outputs
ELABORATE
What are the sources of
light?
What factors affect the
intensity of light?
1.What make up the
electromagnetic
spectrum?
2.Compare their
wavelengths,
frequencies and
energies.
3.What are the different
characteristics of light
as a member of the EM
wave spectrum?
4.Why are we not
advised to stay under
the sun after 9:00 in the
morning?
Video Presentation:
The characteristics of light
https://www.youtube.com/
watch?v=IdGWaLRIL4Y
Compare the energies,
frequencies and
wavelengths of the different
color components of light?
How are different colors
produced?
Identify some applications
of light and colors in your
surroundings.
Discuss:
1. Dispersion
2. Rainbow formation
What have you observed/
discovered from the output
you have made?
Does light travel in a
straight line or not?

Grade 7
Quarter 3
Page 26
EVALUATE
Fill in the blanks.
(1) The brightness of
light depends on the
_________ and the
_________ from the
source.
(2) Brightness is
qualitative and is
dependent on the
person’s
__________.
(3) Brightness can be
expressed as
luminous intensity
with a unit known as
_________.
Given:
A
Microwave
B
C
Ultraviolet wave
x-rays
D
Choose the letter of the
best answer. (refer to the
electromagnetic spectrum
shown above)
1.Which wave
corresponds to region
C?
a. Visible spectrum
b. Radio
c. Sound
d. X-ray
2.Which wave has the
longest wavelength?
a. Radio wave
b. X-ray
c. Gamma ray
d. microwave
3.Which of the following
is not an
electromagnetic wave?
a. Infrared
Answer the following:
1. Which color has
the highest
frequency?
2. Which color has
the lowest
frequency?
3. Which color has
the longest
wavelength?
4. Which color has
the shortest
wavelength?
5. Which color has
the highest
energy?
Red
Orange
Yellow
Green
Blue
Violet
Evaluate their outputs
using a Rubric Scoring
guide on LM page 56.

Grade 7
Quarter 3
Page 27
b. Radio
c. Sound
d. X-ray
4.Among the
electromagnetic wave,
which has the highest
frequency?
a. Infrared
b. Radio wave
c. Ultraviolet
d. Gamma rays
5.Light is an
electromagnetic wave.
Which characteristic is
common in all EM
waves?
a. Frequency
b. Amplitude
c. Wavelength
d. Speed
EXTEND .
What is bioluminescence?
Name some organisms that
are bioluminescent.
Give examples of wireless
communication gadgets.
How do those gadgets
affect our everyday lives?
Bring all the needed
materials listed on page 51
for the next activity.
Study for a Summative
Assessment
V. REMARKS

Grade 7
Quarter 3
Page 28
VI. REFLECTION
 80% and Above:
 Below 80%:
the lesson
remediation
Why did these work?
solve?
other teachers?
Grade 7, Quarter 3
Daily Lesson Log
Week No. 4

Grade 7
Quarter 3
Page 29
Grade 7
Daily Lesson Log
Junior HS Science
School Grade Level Grade 7
I. OBJECTIVES
Content Standard How is heat transferred?
Learning Competency Infer the conditions necessary for heat transfer to occur.
Code: S7LT-IIIh-i-12
Define heat and describe
how heat transfer takes
place.
Describe conduction of
heat and compare the
heat conductivities of
common materials.
Describe convection of
heat through fluids.
Determine how different
surfaces of the object
affect its ability to absorb
heat.
II. CONTENT Heat Transfer Conduction Convection Heat Transfer
Teacher’s Guide pp. 34-37 pp. 37-38 pp. 38-40 Pages 40-41
Learner’s Materials pp.191-195 1st Edition pp. 195-1971st Edition pp. 197-1981st Edition Pages 199-2001st Edition
IV. LEARNING TASKS
ELICIT
Ask students to give their
own ideas about heat
based on what they have
learned and their
experiences.
What condition is
necessary in order for heat
transfer to occur?
From the Conductivities
Table, ask the students: Is
water a very good
conductor of heat?
How is heat transferred by
conduction and
convection? How are these
methods similar to each
other?
ENGAGE
Show students a
thermometer and ask them
if they have any idea about
this instrument. Make sure
Ask students to touch or
feel some objects found
inside the classroom, like
metal bar or grills, or
Post this question to the
class: Why does water
easily gets hot so quickly
when we heat the bottom of
Ask the students about
their favorite cold drinks.
Then ask them how they
usually make their drinks

Grade 7
Quarter 3
Page 30
that the students know how
to read them properly and
also introduce the proper
handling of the instrument.
curtains, glass windows,
the floor, and the wooden
chairs. Then ask them to
share their observations.
the pan containing it? If
water is a poor conductor
of heat, how is this
possible?
inside the container stay
cold longer.
EXPLORE
Essential Question:
When will heat transfer
take place?
Essential Question:
What is conduction?
Essential Question:
How is heat transferred in
fluids?
Essential Question:
What is radiation?
Perform Activity 1 in LM
pages 192-195
Discuss the table and
graph construction.
pages 195-197
pages 197-198
pages 199-200
EXPLAIN
Answer the Guide
Questions in the Activity.
Emphasize that heat
transfer continues to occur
in objects as long as there
is temperature difference.
Answer the Guide
Questions in the Activity
Answer the Guide
Answer the Guide
ELABORATE
What is heat?
How does heat transfer
take place?
Present the List of Thermal
Conductivities of Common
Materials
Introduce heat conductors
and insulators.
Convection does not only
take place in liquids. It also
takes place in gases, like
air.
Materials which absorb
heat will extend and
become lighter and float
atop cooler substance.
What is convection?
Discuss how sunlight
reaches the earth and keep
us alive.
What is radiation?

Grade 7
Quarter 3
Page 31
EVALUATE
Choose the correct
ANSWER:
1. Change in temperature
of the object signifies?
a. flow of energy
b. heat transfer
c. thermal equilibrium
d. hot object
2. Which of the following is
true?
a. The higher the change
in temperature, the higher
the amount of heat transfer.
b. The lower the change
in temperature the higher
the amount of heat transfer.
c. Temperature change
does not affect amount of
heat transfer.
d. None of the above
statement is true.
3. As more heat is added to
a sample of water boiling in
a stove, its temperature …
a. remains the same
b. increases
c. decreases
Write the correct ANSWER:
objects is the best thermal
conductor?
a. rubber
b. water
c. air
d. aluminum
2.____ are the materials
we use to prevent our hand
from being burned.
3. ln the process of
conduction
a. Energy is transferred
form a lower temperature
substance to a higher
temperature substance.
b. Energy is transferred
from higher temperature
substance to a lower
temperature substance.
c. The amount of energy
is increase
d. Both substances gets
hotter.
4. In the process of
conduction,
a. fast –moving particles
get larger
Write the CORRECT
answer:
1. Through which of the
following will convection
most likely to occur?
a. liquids and gases
b. liquids and solids
c. solids and gases
d. solids and plasma
2. Transfer of thermal
energy in circulation within
fluids is termed as
a. conduction current
b. convection current
c. radiation current
d. all of the above
3. True or false.
The sun DIRECTLY heats
the air in our atmosphere.
an example of convection?
a. Circular motion of
water when it starts to boil
b. Rising warm air
currents
c. both mentioned
d. not mentioned
Write the correct ANSWER:
1. Complete the following
statement: The interior of a
thermos bottle is silvered to
minimize heat transfer due
to
a. radiation
b. conduction
c. conduction and
convection
d. conduction and
radiation
e. conduction, convection
and radiation
the case of heat transfer by
radiation?
a. blast furnace
b. heating of building
c. cooling of parts in
furnace
d. heat received by a
person from a fireplace
e. all of the above
3. Heat transfer by
radiation merely depends
upon:
a. its temperature
b. nature of the body

Grade 7
Quarter 3
Page 32
d. increases, then
decreases
4. Two different objects
with different temperatures
are in thermal contact with
one another. The
temperatures of the objects
determine
a. the process by which
thermal energy is
transferred.
b. the heat capacity of
each object.
c. the direction of transfer
of thermal energy between
the objects.
d. the amount of internal
energy in each object
5. To which container mix
with tap water will the
greatest amount of heat
transfer be possible?
a. container with hot
water
b. container with cold
water
c. container with tap
water
b. slow- moving particles
get smaller
c. fast-moving particles
transfer energy to slower-
moving particles
d. slow-moving particles
transfer energy to fast-
moving particles.
5. If you place a piece of
hot metal in cold water, the
temperature of the metal
would ___ while the
temperature of the water
would ____.
statements about
convection is true?
a. Convection always
involves the circulation of a
liquid or gas
b. All types of currents
are convection currents
c. Convection occurs
between solids only at high
temperature
d. Convection can only
occur during the process of
boiling
c. kind and extent of its
surface
d. all of the above
e. none of the above
4-5 Give 2 examples of
heat transfer by radiation.

Grade 7
Quarter 3
Page 33
d. amount of heat transfer
does not vary on each
container.
EXTEND
Explain why woven fabrics
are considered good
insulators?
Relate the lesson to the
mechanism of a hot air
balloon and breezes.
Explain why black colored
shirt feels hot when worn
during warm hours of the
day.
V. REMARKS
VI. RELECTION
 80% and Above:
 Below 80%:
the lesson
remediation
Why did these work?
solve?

Grade 7
Quarter 3
Page 34
other teachers?
Grade 7, Quarter 3
Daily Lesson Log
Week No. 5

Grade 7
Quarter 3
Page 35
Grade 7
Daily Lesson Log
Junior HS Science
I. OBJECTIVES
Content Standard How is heat transferred? Charges and the different charging processes
Learning Competency
Infer the conditions
necessary for heat transfer
to occur.
Describe the different types of charging process.
Code: S7LT-IIIh-i-12 S7LT-IIIj-13
DAILY TASK
To identify situations
involving the different
methods of heat transfer.
Summative Test
Define static electricity
and identify the different
types of charges.
Explain how objects are
charged by friction.
State the Law of
Conservation of Charges.
Explain how charging by
induction is done.
II. CONTENT Heat Transfer Charges
Law of Conservation of
Charges
Charging by Induction
Teacher’s Guide Pages 42-43 Pages 46-49 Page 48 Pages 49
Learner’s Materials Pages 200-2021st Edition
Pages 203-205
1st Edition
p. 206
Pages 207-208
1st Edition

Grade 7
Quarter 3
Page 36
IV. LEARNING TASKS
ELICIT
What are the 3 Methods of
heat transfer?
Do different objects absorb,
reflect and transmit heat
differently?
What are the sub-atomic
particles that make up all
matter?
The different compositions
of these particles determine
their electrical properties.
What are the types of
charges?
How does an object
become positively and
negatively charged?
What are the types of
charges?
How are objects charged by
friction?
ENGAGE
What examples of heat
transfer is evident around
us? Can you name these?
Get your hairbrush or comb
and try to brush your hair
for 2 minutes. Then, put the
hairbrush near the tiny bits
of paper. What have you
observed? How is this
possible?
Why do teenagers are
attracted to their opposite
sex?
Show the class pictures of
the different kinds of
improvised electroscope
such as umbrella
electroscope and Gilbert’s
electroscope. Actual
improvised electroscope
maybe provided.
Then allow them to
demonstrate how each one
work.
EXPLORE
Essential Question:
How is heat transferred
between objects or places?
Essential Question:
What are the two types of
charges?
Essential Question:
How is the Law of
Conservation of charges
apply to the charging
processes?
Essential Question:
How is charging by
induction done?
pages 200-202
pages 204-205.
Refer to Activity in
LM pp.204-205
pages 207-208

Grade 7
Quarter 3
Page 37
EXPLAIN
Explain how each situation
in the table show a specific
means of heat transfer
Answer the Guide
Let the students discuss
the Law of Conservation of
Charge and the
Electrostatic Law.
Answer the Guide
Lecturette:
Conductors vs. Insulators
ELABORATE
Present the diagram
showing the basic parts of
a thermos bottle. Let the
students examine the parts
and the materials used.
Allow them to explain how
these containers keep the
liquid hot or cold for a
longer period of time. Let
them also explain how the
methods of heat transfer
are affected by each of the
material.
Differentiate the two types
of charges.
Explain how objects are
charged by friction.
Discuss the Law of
Conservation of Charges
and Electrostatic Law.
Discuss the difference
between conductors and
insulators.
Cite examples of
conductors and insulators.
How is charging by
induction done?
Video Presentation:
Charging by
induction(TutorVista)
https://www.youtube.com/w
atch?v=mL6Zb2pO9CA
EVALUATE
Write the CORRECT
answer:
The lady is cooking a
noodle soup using a pan
made of metal.
1. How does heat travel
through the pan?
a. by radiation
b. by convection
Answer the following
questions:
1-2 What are the two types
of charges?
3. What will happen when
two like charges are
brought together?
A. They will repel each
other
Fill in the blanks:
A. The Law of
Conservation of Charges
states that ___1__
Cannot be created nor
___2__ but can be
____3___ from one
material to another.
Answer the following
questions:
can be attracted by
positively charged objects?
A. Another positively
charged object
B. Any other object
C. A neutral object

Grade 7
Quarter 3
Page 38
c. by dispersion
d. by conduction
2. How does heat travel
through the soup?
a. by radiation
b. by convection
c. by dispersion
d. by conduction
3. In what direction does
heat travel through the
soup?
a. from top to bottom
b. from bottom to top
c. both A and B
d. neither A or B
explains why the lady is
able to hold the handle of
the pan with her bare
hands?
I. The handle is made of
good insulator of heat.
II. The handle has low
thermal conductivity
III. The handle has high
thermal expansion
a. I and II only
b. I and III only
c. II and III only
B. They will attract each
other
C. They will neutralize each
other.
D. Will have no effect on
each other.
describe the usual way by
which a material can gain a
positive charge?
A. By gaining protons
B. By gaining electrons
C. by losing protons
D. By losing electrons
5. If you comb your hair
and the comb becomes
positively charged, what
will happened to your hair?
A. it will remain uncharged
B. it will be repelled by the
comb
C. It will become positively
charged
D. it will become negatively
charged
B. Electrostatic Law states
that like charges ___4___
and unlike charges
___5___.
D. No other objects
2. A negatively charged rod
is brought near a metal that
rests on a wooden box. You
touch the opposite side of
the can momentarily with
your finger. If you remove
your finger before removing
the rod, what will happen to
the can?
A. It will be discharged
B. Its charged will remain
as it was.
C. It will become positively
charged
D. It will become negative
3. Is it possible to charge an
electrical insulator?
A. No because they hinder
charges from passing
through them
B. No, because insulators
have no free charges in
them
C. Yes, because they can
also conduct electricity
D. Yes. Because electrons
can be transferred between
insulators through friction.

Grade 7
Quarter 3
Page 39
d. I, II, and III
methods of heat transfer is
not taking place in the
given situation?
a. conduction
b. convection
c. radiation
d. none of them
a good example of
conductors?
A. porcelain
B. plastic
C. Rubber
D. Iron rod
an example of insulator?
A. copper
B. Water
C. Silver
D. Styrofoam
EXTEND
Cite 5 situations inside the
classroom and identify the
method of heat transfer.
Cite other situations where
static electricity is present?
Bring a balloon, soft drink
can and a Styrofoam cup
by group.
Two neutral conducting pop
cans are touching each
other. A positively charged
balloon is brought near one
of the cans. The cans are
separated while the balloon
is nearby. After the balloon is
removed the cans are
brought back together. When
touching again, can touched
by the balloons is
_________.
A. positively charged
B. Negatively charged
C. Neutral
D. impossible to tell

Grade 7
Quarter 3
Page 40
V. REMARKS
VI. REFLECTION
 80% and Above:
 Below 80%:
the lesson
remediation
Why did these work?
solve?
other teachers?
Grade 7, Quarter 3
Daily Lesson Log
Week No. 6

Grade 7
Quarter 3
Page 41
Grade 7
Daily Lesson Log
Junior HS Science
I. OBJECTIVES
Content Standard Charges and the different charging processes
Performance Standard Construct a Simple Electric Circuit
Learning Competency
Describe the different types
of charging process
Describe the importance of earthing or grounding
Code: S7LT-IIIj-13 S7LT-IIIj-14 S7LT-IIIj-14 S7LT-IIIj-14
DAILY TASK
To charge a material by
conduction.
Explain how discharging
process occurs through
grounding or earthing.
Explain how lightning
occurs and discuss ways
of avoiding dangers
associated with lightning.
Describe an electric circuit and
identify its components.
SUMMATIVE TEST
II. CONTENT Charging by conduction Discharging Process Lightning Electric circuit
III. LEARNING RSOURCES
Teacher’s Guide p. 50 pp. 48-49 p.50 p.51
p.209-210
1st Edition
p. 207
1st Edition
p.210-211
1st Edition
p. 211
1st Edition
IV. LEARNING TASKS
ELICIT
How do we charge an
object by induction?
Give an example of
charging by induction.
What are the three kinds of
charging processes?
Enumerate and differentiate
the three charging
processes?
How does discharging
process occur?
What explains the occurrence of
lightning?

Grade 7
Quarter 3
Page 42
ENGAGE
Have you experienced
having a tingling sensation
when opening the metal
door knob after walking on a
carpeted floor?
Have you seen the wire or
conductor at the back of
your appliances that is
buried on the ground?
What do you think is the
purpose of this?
Have you heard about
people who were struck by
lightning? What happened
to them?
Have you ever thought or
wondered why at one click your
lamps glow or your electric fan
spins or pictures of objects
appear on your TV screen?
How do the appliances at home
get the needed electrical supply
to make them operate?
EXPLORE
Essential Question:
How is charging by
conduction done?
Essential Question:
When does discharging
process occur?
Essential Question:
How does lightning occur?
Essential Question:
How does an electric circuit work?
Perform Activity 3 pp. 209-
210 in the Learner’s
Module.
Perform Activity 4 p. 210 in
the Learner’s Module
Using the assigned
researches on facts about
lightning.
Perform Activity 5
Let There Be Light !
p. 211 in the Learner’s Module.
EXPLAIN
Answer the Guide
Lecture:
Revisit the results of
Acitivity 1 (Charged
Interactions)
and discuss how
discharging process occurs.
Emphasize the importance
of grounding.
Answer the Guide
Answer the Guide Questions in
the Activity.

Grade 7
Quarter 3
Page 43
ELABORATE
Video Presentation:
Charging by conduction
atch?v=dqwm36hj46Q
How is charging by
conduction done?
Video Presentation:
Need for Grounding
atch?v=k3OHzKz0qNc
What is the importance of
grounding or earthing?
What will you do to avoid
the dangers of lightning?
Video Presentation:
How Lightning Works?
http://science.howstuffworks
.com/nature/natural…/lightni
ng.htm
Discuss the functions of each part
of the simple circuit.
Input on electrical symbols used
in circuit diagrams.
Lecturette:
Energy Transfer in a circuit.
EVALUATE
Give the correct answer:
1. ____ is a charging
process which involves the
contact between bodies.
2-3. Conduction occurs
between ____ body and
____ body.
4-5. Give two situations that
illustrate charging by
conduction.
Discuss briefly how
discharging in grounding
happens and give its
importance.
Write your answer in ½ CW:
1. Explain how lightning
occurs?
2. Give at least 3 ways to
avoid dangers of lightning.
Give the correct answers:
1. Define electric circuit.
2. What are the four essential
parts of a simple circuit? Give the
function of each part.
EXTEND
Make a research on facts
about lightning.
Make a poster illustrating
the adverse effects of
lightning to humans in their
environment.
Bring the following materials
for the next activity:
Connecting wire with alligator
clips, 3 or 1.5 V battery, Pliers
or wire cutter, 1.5 W bulb/LED
What do electrical engineers or
electricians do in designing the
household electrical plans to
make their work faster and
easier?

Grade 7
Quarter 3
Page 44
V. REMARKS
VI. REFLECTIONS
 80% and Above:
 Below 80%:
 have caught up
with the lesson
remediation
Why did these work?
What difficulties did I encounter
which my Principal/ Supervisor
can help me solve?
which I wish to share with other
teachers?
Grade 7, Quarter 3
Daily Lesson Log
Week No. 7

Grade 7, Quarter 3.pdf

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Grade 7, Quarter 3.pdf