Review UNIT 3-4 YEAR 7

The river will overflow because of

• A windy soil

• Evaporation

• heavy rain or rapid snow melt

• concrete linings

Leaves act as ________ and stop rain from hitting the ground.

• vase

• chair

• umbrella

Water drops on leaves __________ and stop rain from hitting the ground.

• disappear

• falls

• evaporates

• melts

Water is unable to ____

• drain

• soak

• baked

• runs

Humans increase the risk of river flooding by

Roots _______ the movements of water in the soil.

• rise

• speed down

• slow down

• take

Rain falling on concrete

• stays

• drain

• moist

• carry

When rain falls down on a steep slope runs _______ downhill.

• slowly

• quickly

• running

• mostly

Are these flood warning codes?

• Flood Alert

• Flood Warning

• Severe Flood Warning

What is a site called?