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Vocabulary
Formulas and Measurement
Density
100

The amount of matter in an object

Mass

100

What is the SI unit of mass?

Kilograms or Grams
100

Which one of these substances is denser, oil or water?

Water is denser than oil.

200

A measure of the force of gravity on an object

Weight

200

What is the SI unit of volume?

Cubic meters or cubic centimeters.
200

What will happen to an object that has a greater density than water?

It will sink.

300

The amount of space that matter takes up

Volume

300
How would we find the volume of a container?

Multiply the height times the length times the width.

300

What is the difference in density between 5 cubic centimeters of water and 100 cubic centimeters of water?

They have the same density but different mass and volume.

400
A measure of the mass of a material in a given volume
Density
400
A box has a height of 2 cm, a length of 10 cm, and a width of 5 cm. What is the volume of the box?

100 cubic centimeters

400

How does temperature affect density?

When something is heated, its density decreases.

500

A measure of the speed at which an object's particles or atoms move.

Temperature

500

How would you find the density of a substance?

Divide its mass by its volume.

500

Which is denser, ice or liquid water? Why is this important?

Ice is less dense than water. This is important because ice floats on top of water allowing animals that live in water to survive in winter.