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Currents practice

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Last updated over 2 years ago
31 questions
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Use the image below to answer the following questions.
Question 1
1.

The red arrows represent

Question 2
2.

The blue arrows represent

Question 3
3.

The red arrows are found on which side of the ocean basin?

Question 4
4.

The blue arrows are found on which side of the ocean basin?

Question 5
5.

Western boundary currents are found on the western side of a land mass

Question 6
6.

Eastern boundary currents are found on the Easter side of an ocean basin.

Question 7
7.

Eastern boundary currents are

Question 8
8.

Western boundary currents are

Question 9
9.

Warm western boundary currents come from

Question 10
10.

Cold eastern boundary currents come from

Question 11
11.

Downwelling often occures at

Question 12
12.

Fisheries are often set up in areas where there is

Question 13
13.

Upwelling

Question 14
14.

Warm surface waters are

Question 15
15.

Areas where downwelling occurs are

Question 16
16.

Upwelling occurs often in

Question 17
17.

It would be better to set up a fishing industry on the

Question 18
18.

Downwelling

Question 19
19.

Which of the folowing leads to upwelling

Question 20
20.

Which of the folowing leads to downwelling

Question 21
21.

Look at the picture below

What is shown in the picture? Upwelling or Downwellling
Where is this taking place? Northern or Southeren Hemisphere

Question 22
22.

Look at the picture below


What is shown in the picture? Upwelling or Downwellling
Where is this taking place? Northern or Southeren Hemisphere

Question 23
23.

Look at the picture below





What is shown in the picture? Upwelling or Downwellling
Where is this taking place? Northern or Southeren Hemisphere

Question 24
24.

Look at the picture below





What is shown in the picture? Upwelling or Downwellling
Where is this taking place? Northern or Southeren Hemisphere

Question 25
25.

Which of the following best describes how temperature affects the water density ?

Question 26
26.

Which of the following best describes how salinity affects the water density ?

The Global conveyor belt

Question 27
27.

The cold salty water at the poles will ____________________

Question 28
28.

The warm water at the equator moves towards poles and the cold water at the poles moves toward the equator. Why is this important

Question 29
29.

As the cold salty water sinks at the pole the warm oxygen rich water from the equator replaces the displacing water. This warm water cools down and sinks to the bottom. Why is this important?

Question 30
30.

The cold salty nutrient rich water water sinks at the pole and moves toward the equator. As it reaches the equator the cold water warms up and rise to the surface. Why is this important?

Question 31
31.

What will happen if the temperature differences between the poles and the equator decrease?