What is density?

• The amount of space an object takes up

• The weight of an object

• The mass of an object divided by its volume

• The color of an object

How does gravity affect weight?

• It makes weight constant everywhere

• It changes weight depending on location

• It has no effect on weight

• It only affects weight on Earth

What is mass?

• The amount of matter in an object

• The weight of an object

• The size of an object

• The color of an object

How do you measure the volume of an irregular object?

• By weighing it

• By using a ruler

• By calculating its density

• By dropping it in water and measuring the rise

Why does a beach ball float in water?

• Because it is heavier than water

• Because it is more colorful

• Because it is less dense than water

• Because it is larger than a golf ball

What are physical properties?