States of Matter and Energy

Front

What state of matter has particles with the most energy?

Back

Gas

Front

What type of process is melting?

Back

Endothermic process

Front

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

Back

Sublimation

Front

What state of matter is sand?

Back

Solid

Front

What happens to the energy of carbon dioxide molecules when dry ice changes from solid to vapor at room temperature?

Back

The energy of the molecules and the spaces between them increase.

Front

What are the three main states of matter?

Back

Solid, Liquid, Gas

Front

What is the term for a solid turning into a liquid?

Back

Melting

Front

What is the term for a liquid turning into a solid?

Back

Freezing

Front

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

Back

Evaporation or Boiling

Front

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

Back

They gain energy and vibrate more.