Global Atmospheric Circulation Flashcards
Where does the Earth receive all of its heat energy from?
The Sun
Why is the equator the hottest part of the Earth?
It is the area that is always most concentrated by the sun’s rays so gets more energy to it
Complete the following sentence.
As the ground heats up, it warms the air above it. Warm air r______ because it is less d_______ - this creates an area of l___ pressure.
1.rises
2.dense
3.low
Describe the climate at the equator.
Hot and wet all year round
Complete the following sentence.
As air in the atmosphere starts to cool, it s_____ and becomes more d______ - this creates an area of h_____ pressure.
- sinks
2.dense
3.high
What climatic conditions would you associate with high pressure systems?
Light winds and settled conditions
What are the three global circulation cells called?
- Hadley Cell
- Ferrel Cell
3.Polar Cell
What is responsible for redistributing heat energy around the world?
Oceans
True or False? Air moves from areas of high pressure to areas of low pressure.
True
True or False? Ocean currents transfer heat energy from areas of surplus (extra heat) to areas of deficit (not enough heat).
True
On a climate graph, what do the blue bars represent?
Precipitation (rain)
On a climate graph, what does the red line represent?
Temperature
