1. Chapter 3: States of Matter Section 1: Matter & Energy
Physical Science

2. Physical Science: Chapter 3 Matter & Energy
_________________of Matter
Based on the assumptions:
1). All matter is made of atoms
and molecules that act like
tiny ______________.
2). The tiny particles are in
constant _____________.

3. Physical Science: Chapter 3 Matter & Energy
Kinetic Theory of Matter
3). The tiny particles move
___________at HIGHER
_______________.
4). At the same temperature, heavier particles move ___________than lighter particles.

4. Physical Science: Chapter 3 Matter & Energy
Kinetic Molecular Theory of Solids
The atoms and molecules in solids ___________move around freely.
Most solids have
a _______, ________
(____________)
structure.

5. Physical Science: Chapter 3 Matter & Energy
Kinetic Molecular Theory of Solids
Solids have a _______________.
Solids have a
_______________
(don’t expand or
contract very
much).
Solids aren’t ________________.

6. Physical Science: Chapter 3 Matter & Energy
Kinetic Molecular Theory of Liquids
Liquids are in constant _________.
Liquid atoms or molecules are _____ as tightly held as
particles in a ______.
Liquids aren’t very
______________
either.

7. Physical Science: Chapter 3 Matter & Energy
Kinetic Molecular Theory of Liquids
Liquids have definite _______ but ____a definite _______.
They take the
shape of their
_____________.

8. Physical Science: Chapter 3 Matter & Energy
Kinetic Molecular Theory of Liquids
Liquids are ________
(will move to fit
the shape of their
container).

9. Physical Science: Chapter 3 Matter & Energy
Kinetic Molecular Theory of Gases
Gas molecules are far _______and not bonded to each other.
_________
__________.
They are
___________.

10. Physical Science: Chapter 3 Matter & Energy
Kinetic Molecular Theory of Gases
Gases have NO definite
_________and NO
definite __________.
They take the shape
of their ___________.

11. Physical Science: Chapter 3 Matter & Energy
Kinetic Molecular Theory of Gases
Because of the constant random motion, gas
particles exert
__________on the
sides of their
container.

12. Physical Science: Chapter 3 Matter & Energy
Plasma
______is somewhat like a ___, but it is made up of charged _______________.
Plasma has similar properties as gases, except plasma can _______________.

13. Physical Science: Chapter 3 Matter & Energy
Temperature
Because they are in motion, all
particles of matter have
______________,
which is
energy of
__________.

14. Physical Science: Chapter 3 Matter & Energy
Temperature
The _________an object moves, the ________kinetic
energy it has.
is the ________
_____________
in a substance.

15. Physical Science: Chapter 3 Matter & Energy
Temperature
In ALL of the
sciences,
temperature
is measured in
_______________or
______________.

16. Physical Science: Chapter 3 Matter & Energy
Thermal Energy
Thermal energy is the _____amount of ________energy in a substance.
Also called heat content
It depends on:
The average energy of the substance (________________)
HOW MUCH of the substance there is (the ___________________)

17. Physical Science: Chapter 3 Matter & Energy
Thermal Energy
The amount of thermal energy in a substance is measured in
________(abbreviated: __ )
When you see joules in science, you know you are dealing with _____________.

18. Physical Science: Chapter 3 Matter & Energy
Which would hurt more if spilled on you, a full pot of boiling water or a small tea cupful (both at 100oC)?
_________________________________

19. Chapter 3: States of Matter Section 2: Changes of State
Physical Science
Chapter 3: States of Matter
Section 2: Changes of State

20. Physical Science: Chapter 3 Matter & Energy
Section 2- Changes in State
For matter to change its state (or ________) energy has to be
__________or
___________.

21. Phase Changes Make sure to know all 6 major phase changes.
Melting and Freezing
Vaporization and Condensation
Sublimation and Deposition

22. Changes of State (Phase)
Figure 1
Page 84

23. Physical Science: Chapter 3 Matter & Energy
Law of Conservation of Mass
In physical and chemical changes the total amount of mass ___________the change is equal to the total amount of mass ________ the change.
Matter cannot be _______nor _______ (but it may change forms) in ___________ chemical changes.