Unit 3 Water Introduction

Most water on earth is ____ water

______________ is the amount of water a river carries

• discharge

• sedimentation

• melt regime

• rainfall regime

Fresh water makes up less than __% of all the water on earth

• 3

• 5

• 7

• 10

Water vapour in the air cools and condenses and forms

• storms

• rivers

• lakes

• clouds

True or False: If a river is in a basin with heavy rainfall, the river will have a high, regular discharge

• True

• False

If a river has a melt regime, the water comes from ________ _____

• melting ice

• river basins

• melting snow

• heavy rainfall

Coasts with cold currents are usually _____

• windy

• arid

• lush

• snowy

Which coast has a cooler current. The coast of northwestern Spain (Galicia) or the west coast of Africa (Senegal)

• Sengal

• Galicia

At high tide the water level ______

At low tide, the water level

• falls

• rises