6th Grade Science Review

Front

What is density?

Back

Density is the mass of an object divided by its volume. It is a measure of how much matter is packed into a given space.

Front

If two objects have the same volume but one has a greater mass, which one has a higher density?

Back

The object with greater mass has a higher density.

Front

What happens to the density of a wooden block if it is cut in half?

Back

Each half has the same density as the original piece.

Front

What type of change occurs when baking a cake?

Back

Baking a cake is a chemical change.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

What type of change occurs when water boils?

Back

Water boiling is a physical change.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Front

Is making lemonade a physical or chemical change?

Back

Making lemonade is a physical change.

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What is a chemical change?

Back

A chemical change is a change that results in the formation of new chemical substances.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

Can density be used to predict whether an object will float or sink in water?

Back

Yes, if an object's density is less than that of water, it will float; if it is greater, it will sink.

Front

What is the formula for calculating density?

Back

Density = Mass / Volume.