States of Matter and Phase Changes

Front

What happens to gas when kinetic energy is lost?

Back

It condenses into a liquid and the molecules slow down.

Front

What state of matter has molecules that are far apart and in constant motion?

Back

Gas

Front

Do all phase changes require energy to be gained or lost?

Back

True

Front

What is the measurement of average kinetic energy of molecules in a substance called?

Back

Temperature

Front

In which state of matter do molecules change position easily and slide past one another?

Back

Liquid

Front

What is the state of matter where molecules are closely packed and vibrate in place?

Back

Solid

Front

What is the process called when a solid turns directly into a gas?

Back

Sublimation

Front

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

Back

Condensation

Front

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

Back

Freezing

Front

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

Back

Evaporation