hazardous earth Flashcards
revsion
where does the earth receive all of its heat energy from?
the sun
why is the equator the hottest part of the earth?
because the sun hits the earth exactly on the equator.
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.
-rises
-dense
-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
-dense
-high
What climatic conditions would you associate with high pressure systems?
cold and dry days and frost
What are the x3 global circulation cells called?
-Hadley cell
-Ferrel cell
- Polar cell
What is responsible for redistributing heat energy around the world?
The circulation of the atmosphere and 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?
The average rainfall
On a climate graph, what does the red line represent?
years that were hotter than average.
