The document contains a science examination for 6th-grade students, including multiple-choice questions covering topics such as force, friction, energy transformation, and simple machines. It assesses students' understanding of various scientific principles and their applications in different scenarios. The questions range from theoretical concepts to practical applications involving energy and mechanics.

1. 3RD
QUARTER
EXAMINATION
IN
SCIENCE 6
JOHN PHILIPS F. BAYNOSA
SCIENCE TEACHER

2. 1. Which prevents your shoes from slipping on the pavement and
acts to grip on
the ground when walking?
A. force
B. friction
C. motion
D. speed

3. 2. The gravitational force on Earth is equal to the force the Earth exerts on you.
Where is the gravitational force directed as you stand on the floor?
A. backward
B. downward
C. forward
D. upward

4. 3. What causes the ball you throw up in the
air to fall again?
A. force
B. friction
C. gravity
D. motion

5. A. downward
B. upward
C. to the left
D. to the right

6. A. The tennis ball will land
first.
B. The feather will float
slowly through the air.
C. The tennis ball will float
slowly through the air.
D. The tennis ball and the
feather will land at the
same time.

7. 6. Mario delivered boxes of donations to Agusan del Sur Pilot
Laboratory School.
Which of the following boxes would need his greatest force?

8. 7. Jack is playing with a toy push car. On which surface would his toy push car
travel the fastest?
A. carpet
B. sand
C. tiled floor
D. sandpaper

9. 8. All the materials below can reduce friction
EXCEPT:
A. bearings
B. lubricants
C. sand
D. wax

10. 9. When you hold a glass, you keep it from
falling using the friction between your
hand and the glass. How does friction prevent
the glass from falling?
A. Your fingers and the glass stick together.
B. The friction of the glass and the fingers
pulled one another.
C. The friction acts upward, opposing the
downward pull of gravity.
D. The friction acts downwards, opposing the
upward pull of gravity.

11. 10. Jake is walking on a sloping road wearing his new spikey shoes on his way
home. He felt at ease while walking because his shoes helped him walk easily.
Which of the following statements best explain this event? The rougher the
surface of the objects, the _________________.
A. lesser is the friction
B. the same level of friction
C. the greater is the friction
D. the limited is the friction

12. 11. When an object is tossed up to the air, it will fall back to the ground.
What do
you think caused the object to fall?
A. Gravity caused the
ball to fall.
B. Air caused the ball to
fall on the ground.
C. Acceleration caused
the ball to move fast.
D. The weight of the ball
made it move faster.

13. A. The man has
no more energy.
B. The wheels on
his bicycle are
flat.
C. The friction
between the road
and wheels of the
bicycle is less.
D. The road is not
smooth, and the
wheels get caught
in the bumpy
road.
Thus, the friction
between the
wheels and the
rough and rocky
is greater.

14. 13. A basketball player jumps up to
grab a rebound. What should he do to
reach the
ball?
A. Push your weight down on the floor.
B. Run in the opposite direction of the ball.
C. Wait for the ball to fall and ask others not to grab it
first.
D. Exert force on the floor to create an upward pull to
reach the ball.

15. A. Push the box to the other side of the room.
B. Use a wooden ramp to push the box to the other side of the room.
C. Use a wooden board and push the box to the other side of the
room.
D. Use a wooden board with ball bearings put under the box so
that he can move the box freely.

16. 15. Heat is used to make things warm and is very useful in our daily lives.
What is
the main source of heat on Earth?
A. fire
B. moon
C. stars
D. sun

17. 16. A hydroelectric dam converts water's kinetic energy
into electrical energy. What
do you call for the process of converting energy from one
form to another?
A. energy
B. energy transfer
C. energy conservation
D. energy transformation

18. 17. What do you call the energy of the
moving molecules in matter that passed
on
from the bodies of higher temperatures
to bodies of lower temperatures?
A. kinetic energy
B. potential energy
C. radiant energy
D. thermal energy

19. 18. The sun’s energy is used by green plants to
make food. What is an example of
light energy being changed to another form of
energy?
A. HEAT ENERGY B. SOUND
ENERGY
C. CHEMICAL
ENERGY
D. MECHANICAL
ENERGY

20. 19. Jeremy spent his vacation in Bangui, Ilocos Norte, where he loved
seeing a
windmill farm, set up in a single row along the shores perfect for making
electricity from the wind. What type of energy transformation must have
taken
place?
A. MECHANICAL TO
ELECTRICAL
B. CHEMICAL TO
MECHANICAL
C. THERMAL TO
ELECTROMAGNETIC
D.
ELECTROMAGNETIC
TO MECHANICAL

21. 20. The following are uses of sound
energy EXCEPT one. Sound is used to
_________________.
A. generate electricity.
B. see internal organs.
C. map ocean floor.
D. help track earthquakes.

22. 21. The pupils in Ms. Cruda's class are complaining about how hot it is in the
classroom. Which energy transformation occurs when she plugs in the fan and
turns it on?
A. mechanical to electrical
B. chemical to mechanical
C. electrical to mechanical
D. electromagnetic to mechanical

23. 22. Light and sound both travel as waves.
What do they have in common?
A. THEY BOTH CAN BE
SEEN.
B. THEY ARE BOTH
FORMS OF ENERGY.
C. THEY BOTH CAN
TRAVEL TO OUTER
SPACE.
D. THEY BOTH NEED A
MEDIUM TO TRAVEL.

24. 23. When you dip a metal spoon in a cup of hot
coffee, what would happen to the
metal spoon a minute later?
A. The spoon
will melt.
B. The spoon
becomes hot.
C. The spoon
becomes
cold.
D. Nothing
will happen
to the spoon

25. 24. Your performance test in P.E is to perform 100meter
dash. You ran for 30
seconds. What energy conversion is taking place while
running?
A. Thermal energy is converted to mechanical energy as the energy from
heat provides energy for movement.
B. Chemical energy is converted to mechanical energy as the energy from
digested food provides energy for movement.
C. Mechanical energy is converted to thermal energy as the energy from
movement creates heat in the surrounding air.
D. Mechanical energy is converted to chemical energy as the movement
from movement creates reactions in the surrounding air.

26. 25. Maria and her classmates want to rehearse for a P.E. (Physical
Education) class
via Google Meet. What sort of sound energy is being transformed while
she turns
on the electric sound player and listens to the music?
A. electrical-mechanical-
sound energy
B. mechanical-electrical-
sound energy
C. sound-mechanical-
electrical energy
D. electrical-sound –
mechanical energy

27. 26.You used a flashlight to look for your brother’s
toy in the dark room. The chemical
energy stored from the dry cell of the flashlight
is transformed into what energy?
A. heat - light energy
B. light - sound energy
C. electrical - light energy
D. mechanical – light energy

28. 27. Lester played high pitch notes and
then low pitch notes on a guitar.
What
caused the difference in the high
pitch and low pitch notes?
A. the age of the guitar strings
B. the color of the guitar strings
C. the material of the guitar
strings
D. the vibrations of the guitar
strings

29. 28. Objects
vary in how
they transmit
light. What
kind of object
does not let
light to
pass
through?
A. fluorescent
B. opaque
C. translucent
D. transparent

30. 29. How do
we know that
the transfer of
heat occurred
between two
objects?
A. when two cold objects are rubbed
against with each other
B. when two hot objects are in direct
contact with each other
C. when cold object gets warmer while
in direct contact with a hot object
D. when cold object gets warmer while
in direct contact with a cold object

31. 30. Fritz is sweating after playing in the ground. As she turns on the electric fan,
electrical energy is transformed into ___________
A. chemical
B. electrical
C. heat
D. mechanical

32. 31. A scientist wanted to conduct an experiment with special equipment
that is
very sensitive to sound. In what place do sound waves NOT affect their
equipment?
A. high in the air B. in the outer
space
C. deep under
the water
D. in a solid piece
of granite

33. 32. Every morning, Nile is used to heat water using a whistling kettle. Every time the
water reached its boiling point, the kettle would sound like a whistle. What kind
of energy would remind Nile that the water is already heated?
A. electrical energy B. mechanical energy
C. chemical energy D. sound energy

34. 33. Mr. Cruz is the school's utility head, and he is in charge of turning on
the light
bulbs along the pathway. When he turns on the light, what energy
transformation occurs?
A. electrical to light energy
B. light to mechanical energy
C. electrical to mechanical Energy
D. mechanical to electrical Energy

35. 34. There are four groups of people joined the fun run wearing different colors of
shirts: red, black, blue and white. After an hour, the group with black shirts felt
the most heat of the sun than those who are wearing red, blue and white shirts.
What explains this experience? The black shirt _________________.
A. refracts light
B. does not absorb light
C. reflects all wavelengths of light thus the shirts get warm.
D. shirt absorb all wavelengths of light and converts them into heat, so the
shirt gets warm

36. 35. When different
gadgets are used,
electrical energy is
converted into other
forms,
which can result in a
high electric bill. As a
sixth-grade learner,
how will you
conserve electrical
energy?
A. Play music all day.
B. Turn off the lights and gadgets when not in
use.
C. Turn on the television while using your
computer.
D. Turn on your electric fan and aircon at the
same time

37. A. I and II
B. I, II, III
C. I, III, IV
D. I, II, III, IV

38. 37. A window blinds is an example of
what simple machine?
A. lever
B. pulley
C. screw
D. wedge

39. 38. What type of simple machine that has a small disk or shaft that
is attached to a
wheel?
A. fixed pulley
B. inclined plane
C. wheel and axle
D. force multipliers

40. 39. What is class 1
lever?
A. has a straight or curved rigid bar
B. has the load between effort and fulcrum
C. has its fulcrum located between effort and
load
D. has the effort between the load and the
fulcrum

41. 40. A screw is an example of a simple
machine that would be most useful for
______.
A. cutting trees
B. lifting cargos
C. slicing a meat
D. opening a cork bottle

42. 41. What makes a force multiplier different
from a distance multiplier?
A. Force multiplier and distance multiplier has the same function on increasing
the force in the effort.
B. Force multiplier increases the distance moved by a force while distance
multiplier easily moves a large load.
C. Force multiplier easily moves a large load while distance multiplier increase
effort to produce more output.
D. Force multiplier increases the force that is put in the effort while distance
multiplier makes the load move further than the effort.

43. 42. Mang Roberto has a log to split. What
simple machine would he use to help him?
A. lever
B. screw
C. pulley
D. wedge

44. 43. What other way could you help a man on a wheelchair move freely
in a
building, sidewalk, or street?
A. lever
B. wedges
C. inclined plane
D. wheel and axle

45. 44. Third-class levers act as a speed multiplier. The following are
examples of
third-class levers, EXCEPT:
A. tongs
B. tweezers
C. fishing rod
D. door handle

46. 45. How can you lessen the amount of effort required to lift
something with a firstclass lever? Move the fulcrum
_________________.
A. closer to the load.
B. closer to the effort.
C. to the middle of the lever.
D. between the effort and load

47. 46. What would a moving object need when you put it on an inclined plane at a
greater distance?
A. It needs less force.
B. It needs more force.
C. The force needed remain the same.
D. None of the above

48. 47. A young child desired to play on a seesaw with his heavier older
sibling. How
will the older brother balance himself on a seesaw to satisfy his younger
sibling's happiness?
A. He needs to sit nearer his younger siblings.
B. He needs to lose weight as his siblings to balance himself.
C. He will have to sit near the fulcrum than his younger brother.
D. There is no way to balance in a seesaw with someone heavier than you.

49. 48. Why are simple machines important to
people?
A. THEY ADD WORK IN OUR TASKS.
B. THEY MAKE EVERYTHING MOVE.
C. THEY MAKE OUR TASKS EASIER.
D. THEY INCREASE FORCE AND DISTANCE AT THE SAME TIME.

50. 49. Your father joined the brigada as volunteer. The task of removing paint from an
old chair was assigned to him. What simple machine would you recommend to
your father as the best choice for this task?
A. screw
B. wedge
C. wheel and axle
D. class three level

51. 50.You want to hang a picture of your family on the wall. How would you
put the
picture on the wall with a simple machine?
A. by using a screw
B. by employing a wedge
C. by using an inclined plane
D. making use of a wheel and axle