Understanding Density and Specific Gravity

What is the primary factor that determines how heavy an object feels?

• Its temperature

• Its density

• Its shape

• Its color

Which of the following is the correct formula for calculating density?

• Volume minus mass

• Mass divided by volume

• Volume divided by mass

• Mass times volume

In which units is density typically expressed?

• Meters per second

• Kilograms per meter cubed

• Liters per gram

• Joules per second

What does specific gravity compare?

• The color of a material to water

• The density of a material to water

• The volume of a material to water

• The mass of a material to water

Why does oil float on water in a classic science experiment?

• Oil is less dense

• Oil is more viscous

• Oil is more colorful

• Oil is heavier

What percentage of an iceberg is typically visible above water?

• 10%

• 50%

• 90%

• 100%

What is the specific gravity of ice?

• 1.0

• 1.5

• 0.9

• 0.5

Why might a ship not see an iceberg at night?

• Most of the iceberg is underwater

• Icebergs are small

• Icebergs emit light

• Icebergs are transparent

Which material has a higher specific gravity, iron or mercury?

• Iron

• Cannot be determined

• They are equal

• Mercury

What happens when iron is placed in mercury?

• It dissolves

• It floats

• It sinks

• It changes color