Test Review: Properties of Water

Front

What is the density of ice compared to liquid water?

Back

Ice is less dense than liquid water.

Front

What is a unique property of water that allows ice to float?

Back

Frozen water floats on liquid water because ice is less dense.

Front

What term describes the attraction of water molecules to each other?

Back

Cohesion.

Front

What term describes the attraction of water molecules to other substances?

Back

Adhesion.

Front

What is specific heat?

Back

Specific heat is the amount of energy required to change the temperature of a substance.

Front

What does a high specific heat mean for water?

Back

It requires more energy to change temperature.

Front

Why does ice float on water?

Back

Ice is less dense than liquid water.

Front

What is capillary action?

Back

Capillary action is the ability of water to flow in narrow spaces without the assistance of external forces.

Front

What is surface tension?

Back

Surface tension is the cohesive force at the surface of a liquid that makes it behave like a stretched elastic membrane.

Front

What is the significance of water's high heat capacity?

Back

It helps regulate temperature in the environment and living organisms.