NTI 25 Changes of States of Matter

Front

What is the process called when a substance changes from a solid to a liquid?

Back

Melting

Front

Which state of matter has a definite volume and an indefinite shape?

Back

Liquid

Front

What happens to the movement of particles in a substance when thermal energy is decreased?

Back

The particles slow down.

Front

What change in state occurs when thermal energy is decreased in a gas?

Back

Condensation

Front

What change in state occurs when thermal energy is increased in a solid?

Back

Melting

Front

What is the process called when a liquid turns into a gas?

Back

Evaporation

Front

What is the process called when a gas turns into a liquid?

Back

Condensation

Front

What happens to the particles in a solid when it is heated?

Back

They gain energy and vibrate faster.

Front

What is the state of matter that has a definite shape and volume?

Back

Solid

Front

What is the state of matter that has neither a definite shape nor a definite volume?

Back

Gas