6th Grade Science Review

Front

What is the formula for density?

Back

Density (D) = mass (m) / volume (v)

Front

What happens to the molecules of a liquid when it is heated?

Back

The molecules move faster and get a little further apart.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What type of change is crushing a soda can?

Back

Physical Change

Front

Does the density of water change with volume?

Back

No, the density of water stays the same regardless of the volume.

Front

What type of change is slicing bread?

Back

Physical Change

Front

What is a characteristic property of a substance?

Back

A property that remains the same regardless of the amount of the substance.

Front

What is the definition of mass?

Back

Mass is the amount of matter in an object.

Front

What is the definition of volume?

Back

Volume is the amount of space an object occupies.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change alters the form of a substance but not its chemical composition, while a chemical change results in the formation of new substances.

Front

What happens to the density of an object if its mass increases but its volume stays the same?

Back

The density increases.