Unit 1: Week 2 States of Matter Flashcard

Front

What is a solid?

Back

A state of matter that has a firm, unchanging physical structure and definite shape.

Front

What are the three main states of matter?

Back

Solid, liquid, and gas.

Front

Which state of matter has molecules that are closest together?

Back

Solid.

Front

What is the state of matter where molecules have the greatest amount of energy?

Back

Gas.

Front

What is volume?

Back

The amount of space something takes up.

Front

What is a liquid?

Back

A state of matter that has a definite volume but takes the shape of its container.

Front

What is a gas?

Back

A state of matter that has no definite shape or volume and fills its container.

Front

How do molecules behave in a solid?

Back

Molecules in a solid are closely packed together and vibrate in place.

Front

How do molecules behave in a liquid?

Back

Molecules in a liquid are close together but can move past one another.

Front

How do molecules behave in a gas?

Back

Molecules in a gas are far apart and move freely.