States of Matter

Front

A shrinking puddle is an example of _____________.

Back

evaporation, or vaporization that takes place only on the surface.

Front

In which state of matter are particles packed tightly together in fixed positions?

Back

solid

Front

During the process of sublimation, a solid turns directly into a gas. True or False?

Back

True

Front

In which state of matter are the particles least able to move?

Back

solid

Front

The characteristic temperature at which a pure solid changes to a liquid is its _____________ point.

Back

melting point.

Front

What is the state of matter characterized by having a definite volume but no definite shape?

Back

liquid

Front

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

Back

condensation.

Front

What is the term for the change of state from liquid to gas?

Back

vaporization.

Front

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

Back

They gain energy and may begin to vibrate more vigorously, potentially leading to melting.

Front

What is plasma?

Back

A state of matter where gas is energized until atomic electrons are no longer associated with the nucleus.