U2L1 - Water and Its Properties Pretest

Front

What is the distribution of water and land on Earth as shown in a circle graph?

Back

A is salt water, B is fresh water, and C is land.

Front

What is an example of cohesion in water?

Back

Water forming droplets during a rainstorm.

Front

What is the difference between gaseous and liquid water regarding shape?

Back

Only water vapor expands to fill the available space.

Front

How do the molecules in solid water (ice) differ from those in liquid water?

Back

In solid water, the molecules are farther apart.

Front

Why do ice cubes float in liquid water?

Back

Ice is less dense than liquid water.

Front

What is cohesion in the context of water properties?

Back

Cohesion is the attraction between water molecules that causes them to stick together.

Front

What is the definition of density?

Back

Density is the mass of a substance divided by its volume.

Front

How does temperature affect the state of water?

Back

Increasing temperature can change water from solid to liquid to gas.

Front

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

Back

It allows water to absorb a lot of heat without a significant change in temperature.

Front

What is the difference between fresh water and salt water?

Back

Fresh water has low salt concentration, while salt water has a high salt concentration.