How does matter
change when
energy is added or
removed?
Unit E:
Lesson 1
A fast review.
Matter
Everything around us that has:
Mass

and

Volume

Example
Table, chair, board, water , juice, air,
bottle, pencil c...
Mass
Is the amount of
matter in an object.
Tool for measuring
mass.

Digital
balance

Two pan
balance
Units for measuring
mass.

Metric
system

Gram

(g)

Kilogram

(Kg)
Volum
e

Amount of space an
object takes.
Tool for measuring
volume.
(For liquids)

Graduated cylinder
Units for measuring
volume.

Metric
system

Milliliter

(ml)

Liter

(L)
Are the following matter?
1) Sunlight

2) An idea (you think of)
3) Water vapor

4) Balloon
5) Beaker
6) Oxygen
7) Aluminu...
States of matter
Solid
Examples:
Table
Chair
Board
Bottle
Pencil case
Ipad

Liquid
Examples:
Water
Milk
Pepsi
Juice
Vinega...
Mass

Volum
e
are called
and

Physical properties
(Something you can observe or
measure)
States of matter
Properties

Solid

Liquid

Gas

Arrangement Very close to Close to each Far apart
each other
other
of Par...
Change of state
Occurs when a substance changes
from one state to another.

HOW can we change states of
matter?
Melting

(Change of solid to liquid by heating)

Melt

Ice (solid)
Heat

Water (liquid)
What happens to the solid
particles during the process of
melting?

Gaining heat
More energy

Solid

Liquid
Melting point

(The temperature at which a
substance melts)
Liquid
Water

Melting
point
Above
0°c
Evapouration

(Change of liquid to gas by heating)

Evapourate

Water (liquid)
Heat

Water vapour
(Gas)
What happens to the liquid
particles during the process of
evapouration?

Gaining heat
More energy

Liquid

Gas
Boiling point

(The temperature at which a
substance boils)
Liquid
Water

Boiling
point
100°c
Condensation

(Change of gas to liquid by cooling)

Condenses

Water vapour
(Gas)
Cool

Water (liquid)
What happens to the gas particles
during the process of
condensation?

Lose heat
Less energy

Gas

Liquid
Freezing

(Change of liquid to solid by cooling)

Freeze

Water (liquid)
Cool

Ice (solid)
What happens to the gas particles
during the process of freezing?

Lose heat
Less energy

Liquid

Solid
Freezing point

(The temperature at which a
substance freezes)
Liquid Freezing
point
Water
0°c
Sublimation

(Change of solid to gas by heating)

Heat

Carbon ice (Solid)
Heat

Co2 (Gas)
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Less.1.how does matter change when energy is added or removed (br.)

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Less.1.how does matter change when energy is added or removed (br.)

  1. 1. How does matter change when energy is added or removed? Unit E: Lesson 1
  2. 2. A fast review.
  3. 3. Matter Everything around us that has: Mass and Volume Example Table, chair, board, water , juice, air, bottle, pencil case.
  4. 4. Mass Is the amount of matter in an object.
  5. 5. Tool for measuring mass. Digital balance Two pan balance
  6. 6. Units for measuring mass. Metric system Gram (g) Kilogram (Kg)
  7. 7. Volum e Amount of space an object takes.
  8. 8. Tool for measuring volume. (For liquids) Graduated cylinder
  9. 9. Units for measuring volume. Metric system Milliliter (ml) Liter (L)
  10. 10. Are the following matter? 1) Sunlight 2) An idea (you think of) 3) Water vapor 4) Balloon 5) Beaker 6) Oxygen 7) Aluminum foil
  11. 11. States of matter Solid Examples: Table Chair Board Bottle Pencil case Ipad Liquid Examples: Water Milk Pepsi Juice Vinegar Liquid soap Gas Examples: Smoke Oxygen Helium Hydrogen Nitrogen Water vapor (Steam)
  12. 12. Mass Volum e are called and Physical properties (Something you can observe or measure)
  13. 13. States of matter Properties Solid Liquid Gas Arrangement Very close to Close to each Far apart each other other of Particles Attraction Very Strong Weak forces weak Shape Definite Indefinite Indefinite Volume Definite Definite Indefinite
  14. 14. Change of state Occurs when a substance changes from one state to another. HOW can we change states of matter?
  15. 15. Melting (Change of solid to liquid by heating) Melt Ice (solid) Heat Water (liquid)
  16. 16. What happens to the solid particles during the process of melting? Gaining heat More energy Solid Liquid
  17. 17. Melting point (The temperature at which a substance melts) Liquid Water Melting point Above 0°c
  18. 18. Evapouration (Change of liquid to gas by heating) Evapourate Water (liquid) Heat Water vapour (Gas)
  19. 19. What happens to the liquid particles during the process of evapouration? Gaining heat More energy Liquid Gas
  20. 20. Boiling point (The temperature at which a substance boils) Liquid Water Boiling point 100°c
  21. 21. Condensation (Change of gas to liquid by cooling) Condenses Water vapour (Gas) Cool Water (liquid)
  22. 22. What happens to the gas particles during the process of condensation? Lose heat Less energy Gas Liquid
  23. 23. Freezing (Change of liquid to solid by cooling) Freeze Water (liquid) Cool Ice (solid)
  24. 24. What happens to the gas particles during the process of freezing? Lose heat Less energy Liquid Solid
  25. 25. Freezing point (The temperature at which a substance freezes) Liquid Freezing point Water 0°c
  26. 26. Sublimation (Change of solid to gas by heating) Heat Carbon ice (Solid) Heat Co2 (Gas)
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