Geography - 26. What Are Glaciers?

What is a glacier?

• A large mass of ice formed from compressed snow

• A type of volcano

• A desert landscape

• A tropical rainforest

What percentage of the Earth's land surface is covered by ice in 2021?

• 20%

• 10%

• 5%

• 15%

What is the name given to a glacier found in a mountain range?

• Alpine glacier

• Tropical glacier

• Desert glacier

• Polar glacier

What is the name given to a continuous mass of unconfined ice bigger than 50,000 square kilometers?

• Valley glacier

• Tidewater glacier

• Mountain glacier

• Continental glacier

What is the main influence of glaciers on the global climate?

• Causing droughts

• Absorbing solar radiation

• Reflecting solar radiation

• Creating hurricanes

What percentage of the Earth's freshwater is locked in glaciers?

• 20%

• 30%

• 10%

• 40%

What is the term used to describe a period when temperatures drop and ice sheets grow and spread outwards over vast areas?

• Heatwave

• Melting period

• Interglaciation

• Glaciation

What is the name of the glacier known as the 'doomsday glacier'?

• Denali Glacier

• Thwaites Glacier

• K2 Glacier

• Everest Glacier

What feature is formed when two adjacent cirques eat away at the ridge between them?

• Cirque

• Horn

• Tarn

• Arête

What type of landscape was left behind after the last warming and is home to millions of people in Eurasia and North America?

• Savannah landscape

• Tropical rainforest

• Desert landscape

• Glacial landscape