L1 - Extreme Fragility

Question 1

What happens at high polar latitudes?

Answer 1

The ground is permanently frozen closer to the poles, but the surface layers start to melt in the summer​

Question 2

At which latitude are the tropics?

Answer 2

Around 23½o north/south of the equator

Question 3

What is the highest temperature that the polar areas get in summer?

Answer 3

Highs of 12 Degrees Celsius

Question 4

What is the coldest temperature that the polar areas get in winter?

Answer 4

-50 degrees Celsius

Question 5

For an area to be considered arid how much rainfall does it need to receive annually?

Answer 5

Less than 250 mm

Question 6

Why is the growing season only 3 months long in polar areas?

Answer 6

Weak Sunlight

Question 7

What does fluctuates mean?

Answer 7

This means that both temperatures and rainfall go up and down and vary across the year.

Question 8

What is an anomaly?

Answer 8

Something that deviates from what is the norm or expected.