Chemistry and Matter Review

What is the basic unit of mass?

• centimeter

• gram

• liter

• meter

NaCl is regular table salt. It is a _____________________.

• element

• mixture

• compound

• solution

Volume is the amount of ______________ an object takes up.

• space

• mass

• matter

• density

Oxygen (O) is an example of a(n) _________________.

• homogenous mixture

• heterogenous mixture

• element

• compound

The amount of MATTER in an object is called _____________.

• volume

• density

• cubic

• mass

Why does oil float on water?

• It is more dense than water

• It has the same density as water

• It is less dense than water

• it's volume is twice as much as water

The pure substance that can NOT be broken down anymore is a(n) _______________.

• element

• compound

• homogenous mixture

• heterogenous mixture

Baking a cake is an example of a _______________ change.

• physical

• chemical

• mechanical

• dense

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

The density of water is ____________ g/ml.

• 1

• 10

• 100

• answer not given

A block of aluminum occupies a volume of 15 ml and weighs 45 grams. Find the density.

• 675 g/ml

• .33 g/ml

• 3 g/ml

• 9 g/ml

Tags

NGSS.MS-PS1-2