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Solids, Liquids & Gases
Adding or removing heat
Phase Changes
Vocabulary
Random
100
Has a definite volume but not a definate shape
What is a liquid?
100
When a liquid is cooled it becomes what?
What is a solid?
100
Phase change of a solid turning into a liquid
What is melting?
100
Anything that has mass and takes up space
What is matter?
100
The temperature in which molecules stop moving.
What is below zero?
200
Has a definite shape and volume
What is a solid?
200
When heat is added to a liquid it becomes what?
What is a gas?
200
To change the way matter looks like is called...
What is physical change?
200
A group of atoms held together by chemical bonds
What are molecules?
200
As a solid turns to a liquid it's what happens to the thermal energy.
What is increases?
300
In what state do molecules move extremely quickly and by bouncing off each other
What is a gas?
300
When a gas is cooled it becomes a what?
What is a liquid?
300
Change from a liquid to a solid
What is freezing?
300
The basic building block of matter
What is an atom?
300
What are all molecules always in a constant state of?
What is motion?
400
Two properties of matter are volume and...
What is mass?
400
What must happen for matter to change states?
What is a temperature change?
400
Phase change of a gas turning into a liquid
What is condensation?
400
When matter changes size, shape or form.
What is a physical change?
400
What happens when an object's kinetic energy increases?
What is the particles move faster?
500
Which of the following can be all three states of matter? a. book b. water c. ice cream d. apple
What is water?
500
Draw the particle arrangements for a solid, liquid, and gas.
What is...?
500
When heat is added to a liquid and becomes a gas.
What is evaporation?
500
the amount of space an object takes up
What is volume?
500
Boiling temperature is...
What is 100 degrees celcius?