Density/Chemical & physical changes quiz

Which choice(s) below are/is needed to get density?

• Water

• Volume

• Mass

• Avocado

The formula for density is:

• Mass + volume

• Mass - volume

• mass x volume

• mass ÷ volume

• Just mass/just volume

Mass alone tells you its relative density.

• True

• False

Volume alone tells you its relative density.

• False

• True

Fire burning a forest is a chemical change.

• True

• False

Which choices below are physical changes?

• Dented Hydro Flask! Oh no!

• Fireworks exploding

• Candle burning

• Candle wax melting

• All of the above

Which choices below are chemical changes?

• Baking a cake

• Cracking an egg open

• Digesting the egg

• Eating the cake

• All of the above

Mass is measured in ___________.

BRAIN BREAK! Choose the biggest number.

• -17

• -56

• 20

• 100000000000000

• -35.978583246898654783638365

Changing state is a ___________ change.