TOPIC 2: SOLIDS, LIQUIDS, & GAS

Front

What is a solid?

Back

A state of matter that has a definite shape and a definite volume.

Front

What is a liquid?

Back

A state of matter that has no definite shape but has a definite volume.

Front

What is surface tension?

Back

The result of an inward pull among the molecules of a liquid that brings the molecules on the surface closer together; causes the surface to act as if it has a thin skin.

Front

What is viscosity?

Back

A liquid's resistance to flowing.

Front

What is a gas?

Back

A state of matter with no definite shape or volume.

Front

What does it mean to vibrate?

Back

To move back and forth slightly.

Front

How are particles arranged in a solid?

Back

Packed together.

Front

How are particles arranged in a liquid?

Back

Always in contact with one another.

Front

How are particles arranged in a gas?

Back

Moving in all directions.

Front

What is thermal energy?

Back

The total kinetic and potential energy of all the particles of an object.