Front

What is the definition of matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three main states of matter?

Back

Solid, liquid, and gas.

Front

What is a solid?

Back

A solid is a form of matter that has a definite shape and volume; its particles are tightly packed.

Front

What is a liquid?

Back

A liquid is a substance that has a definite volume but no definite shape; its particles can move past each other.

Front

What is a gas?

Back

A gas is a form of matter that does not have a definite shape or volume; the particles move quickly and freely.

Front

What does the term 'volume' refer to?

Back

Volume refers to the amount of space that a substance occupies.

Front

What is the law of conservation of matter?

Back

The law of conservation of matter states that in any chemical or physical change, the total mass of the matter remains constant.

Front

How can you measure the volume of an irregular object?

Back

You can measure the volume of an irregular object by using water displacement in a graduated cylinder.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force of gravity acting on that mass.

Front

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

Back

When a solid is heated, its particles gain energy and begin to vibrate more, which can lead to melting.