Solids, Liquids & Gases Adding or removing heat Phase Changes Vocabulary Random

100

What is a liquid?
Has a definite volume but not a definate shape

100

What is a solid?
When a liquid is cooled it becomes what?

100

What is melting?
Phase change of a solid turning into a liquid

100

What is matter?
Anything that has mass and takes up space

100

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

200

What is a solid?
Has a definite shape and volume

200

What is a gas?
When heat is added to a liquid it becomes what?

200

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

200

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

200

What is increases?
As a solid turns to a liquid it's what happens to the thermal energy.

300

What is a gas?
In what state do molecules move extremely quickly and by bouncing off each other

300

What is a liquid?
When a gas is cooled it becomes a what?

300

What is freezing?
Change from a liquid to a solid

300

What is vicosity?
A liquid's resistance to flow

300

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

400

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

400

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

400

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

400

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

400

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

500

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

500

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

500

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

500

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

500

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

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