Paper 1 : Hazardous earth : Climate Flashcards

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1
Q

Global atmospheric circulation definition

A

Creates wind across the planet and leads to areas of high rainfall, like the tropical rainforests, and areas of dry, sinking air that creates deserts

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2
Q

Atmosphere def

A

gases surrounding the earth or another planet

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3
Q

circulation def

A

movement to and from or around something

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4
Q

explain why diff latitudes (eg equator) receive diff amounts of sun energy

A

equator receives more energy from suna s raidation from sun as its rays have a smaller distance to travel
As latitude increases (as u move away from equator) the distance also increases which reduces the amount of energy transferred, ie equator is closest to sun so air is warm and air at the north and south poles is colder as it’s further away

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5
Q

Main (2) features of the Earth’s energy balance

A
1 = there is a net gain of solar energy in the tropical latitudes and a net loss towards the poles 
2 = tropical latitudes receive more of the Sun's energy than polar regions
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6
Q

what is albedo

A

white spaces (eg snow and ice), these reflect energy\

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7
Q

why is there a net loss of hear in north / south pole

A

because of lots of albedo places

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8
Q

explain the diff between high and low pressure

A

High pressure is when air is cold and dry and air is descending/ forced downwards. there are heavy sinks here. Low pressure is when air is war and rises / is forced upwards resulting in condensation, cloud formation and precipitation

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