Hydrosphere & Water Properties

Front

A water molecule is made up of: 2 oxygen atoms bonded together, two oxygen atoms bonded to a hydrogen atom, two hydrogen atoms bonded to an oxygen atom

Back

two hydrogen atoms bonded to an oxygen atom

Front

Because water consists of polar molecules,

Back

water molecules tend to stick together.

Front

Tightness across the surface of water caused by polar molecules pulling on each other is called

Back

surface tension.

Front

Why is water often called the universal solvent?

Back

It dissolves so many substances.

Front

Water is the only substance on earth that

Back

freezes at very low temperatures.

Front

The process by which a gas changes into a liquid is called

Back

condensation.

Front

Plants use water to:

• make their own food.
• attract pollinators.
• keep predators away.

Back

make their own food.

Front

Approximately what percentage of Earth's water is fresh water?

Back

3%

Front

How do wetlands act as natural systems for waste management?

Back

filters

Front

What is water that fills the cracks and spaces in underground soil and rock layers called?

Back

groundwater