Year 7 JacPlus 10.6.1-3 Aus Water Variability

Which continent is the driest inhabited continent?

• Asia

• Australia

• Europe

• Africa

What is the driest part of Australia?

• North-east Queensland

• Central Australia

• Western Tasmania

• Lake Eyre Basin

What is rainfall variability?

• Low moisture content in the air

• Consistent rainfall from year to year

• Irregular rainfall from year to year

• Heavy rainfall in some years and little in others

What percentage of the world's rivers does Australian rivers contain?

• 1%

• 5%

• 10%

• 24%

What percentage of Australia's rainfall runs off into rivers and streams or is stored as groundwater on average?

• 3%

• 10%

• 24%

• 50%

What is relative humidity?

• Measure of rainfall variability

• Exact amount of moisture in the air

• Air's moisture content at a certain temperature

• Percentage of surface water in an area

Where is relative humidity likely to be higher?

• Central Australia

• Western Tasmania

• North Queensland

• Melbourne

What is the relationship between warm air and moisture content?

• Warm air and moisture content are unrelated

• Warm air has no effect on moisture content

• Warm air can contain more moisture than cool air

• Warm air can contain less moisture than cool air

What is the main reason for higher relative humidity in coastal regions?

• High evaporation

• High air temperature

• Low surface water

• Low rainfall

Which two regions of Australia have the highest rainfall?

• Lake Eyre Basin

• North-east Queensland

• Western Tasmania

• Central Australia