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 law that states that matter cannot be created or destroyed.
What is the law of conservation of matter?

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

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

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

A liquid's resistance to flow
What is vicosity?

300

What are all molecules always in a constant state of?
What is motion?

400

Another name for the states of matter
What are phases of matter?

400

What must happen for matter to change states?
What is it must gain or lose energy?

400

Phase change of a gas turning into a liquid
What is condensation?

400

A solid with particles arranged in a repeating 3-D pattern?
What is a crystalline solid?

400

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

500

An unusual state of matter found in neon signs
What is plasma?

500

Draw the particle arrangements for a solid, liquid, and gas.

500

When heat is added to a liquid and becomes a gas.
What is evaporation?

500

A solid with particles placed randomly.
What is an amorphous solid?

500

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