Floods

What is the main cause of flooding?

• heavy rain

• high tides

• steep land

• strong winds

Flooding usually occurs along the river’s flood...

• bank

• bed

• channel

• plain

When the ground is saturated with water, ______ slows down and ______ increases.

• precipitation; infiltration    

• infiltration; surface runoff            

• surface runoff; through flow 

• throughflow; precipitation

A flood that happens quickly and without warning is called a ______ flood.

• dash

• flash

• rush

• swift

Which of the following factors is caused by humans?

• deforestation

• impermeable rock

• steep land

• tributaries

The more ______ a river has, the greater the chance of flooding.

• channels

• drains

• watersheds

• tributaries

Built up areas can flood from the rain when the street drains are ______.

• blocked

• broken

• left open

• too wet

Which of the following is a long-term solution to flooding?

• anti-flood shutters

• building embankments

• portable flood barriers

• putting sand bags in front of doors

Which of the following is a short-term solution to flooding?

• planning where to build new houses

• building embankments

• portable flood barriers

• digging a new river channel