Solids, Liquids & Gases
Adding or removing heat
Phase Changes
Vocabulary
Random
100
Has a definite shape and volume
What is a solid?
100
When heat is added to a liquid it becomes what?
What is a gas?
100

When heat is added to a liquid and becomes a gas.

What is evaporation?

100
A group of atoms held together by chemical bonds
What are molecules?
100

As a solid turns to a liquid it's what happens to the kinetic energy.

What is increases?

200

In what state do molecules move extremely quickly and bounce off eachother the most?

What is a gas?

200
When a gas is cooled it becomes a what?
What is a liquid?
200
Change from a liquid to a solid
What is freezing?
200
What are all molecules always in a constant state of?
What is motion?
300
Another name for the states of matter
What are phases of matter?
300
What must happen for matter to change states?
What is it must gain or lose energy?
300
Phase change of a gas turning into a liquid
What is condensation?
300

When energy is transferred from one substance to another.

What is heat?

300
What happens when an object's kinetic energy increases?
What is the particles move faster?
400

This state of matter is created when a substance is frozen

What is a solid?

400
Phase change of a solid turning into a gas
What is sublimation?
400

The energy of motion

What is kinetic energy?

400
The average kinetic energy of the individual particles in a substance.
What is temperature?
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