The Water Cycle

In the water cycle, what is the term for surface water being heated by the sun, rising and turning from a liquid to gas?

• Precipitation

• Condensation

• Evaporation

• Groundwater flow

• Surface runoff

How much of Earth's surface is covered by water?

• 3%

• 50%

• 70%

• 85%

What is the shape of a large raindrop as it falls through the air?

• Like a hamburger bun: round on the top and flat on the bottom

• A teardrop: round on the bottom and pointed at the top

• A perfect sphere with smooth edges

• Roughly a sphere, but with uneven edges and lumps

Precipitation includes rain and snow.

• False

• True

The water that was around when many hundreds of years ago___________.

• Is gone,and has been for a long time

• Is about half way gone

• Is the same water we use today

• Would be really dirty if it were still around

Water that falls from clouds to Earths surface

• Water Cycle

• Precipitation

• Evaporation

• Water Vapor

Why is the water cycle referred to as a 'closed system'?

The movement of surface water down slopes (e.g. mountains).

• Evaporation

• Groundwater

• Condensation

• Runoff

The changing of water vapour into droplets of liquid water in the form of dew, fog or clouds is called ________________.

What does the water cycle show?

• How waste water is purified so that it's safe to drink

• How water moves around between the atmosphere, oceans, rivers and land

• How water gets into our homes