Topic 1 Frozen Planet Progress Assessments Revision Card Deck On Brainscape Flashcards
What is a cold environment?
An area of land always covered by ice. It may have glaciers, ice sheets and frozen rock or soil.
Are cold environments usually found in high latitudes or low latitudes?
High latitudes
Are cold environments usually found in high altitudes or low altitudes?
High altitudes
T rue or false: There is a cold environment on eve y continent.
True
Glaciers are a system with inputs, processes and outputs. What is this known as?
Glacial budget
What is the definition for the zone of accumulation?
Where there are inputs into the glacial budget.
What might happen in the zone of ablation?
Melting due to temperature rise
What is the definition for plucking?
Melt water from a glacier freezes to the rock. When the ice moves downhill, rock is taken from
the back wall.
Which of the following definitions is for abrasion?
When rocks which have frozen to the base and the back of the glacier scrapes the bedrock.
The desc iption of a co rrie?
An a mchair shape with a steep back wall and a ta rn.
Glaciated valleys have a clear shape that tells us ice has moved through it. Which shape is it?
U shaped valleys with steep sides, a wide valley floor. It flows in a straight shape.
How could you see steep land on an OS map?
The contour lines are close together
To find a g rid reference we follow a rule. Which is it?
Along the co rridor and up the stairs
Where is the majo rity (69%) of the world’s fresh water held?
In ice
Ice is melting faster than ever. Which ice melt is going to add more to the rising sea levels?
Melting land ice (glaciers)
