1.1 - Hazardous Earth Flashcards

1
Q

Cool Air

A

-Falls; high pressure.
-No clouds.
When the cool, dry air falls at 30°C of latitude north and south, it creates high pressure. High pressure conditions have clear creates skies with little precipitation. These are often arid.

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2
Q

Warm Air

A

-Rises at the equator.
-Low pressure.
-Condensation.
When warm air rises it creates low pressure. Rising air becoming cooler and under low pressure cannot hold as much moisture and that’s why precipation is high at the equator.

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3
Q

Where on earth gets the most solar radiation (heat/energy rom the sun)?

A

The equator.

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4
Q

What’s latitude?

A

The distance away from the equator.

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5
Q

What’s the latitude of the equator?

A

0°.

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6
Q

What’s low pressure?

A

Rising air which then cools; condense, forms clouds ad leads to rain.

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7
Q

What’s high pressure?

A

Sinking air, evapouring moisture and leave cloudless skies and no rain.

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7
Q

Where on earth gets the least solar radiation?

A

The poles.

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8
Q

What happens to the air when it is heated?

A

It rises cool, condense and form clouds low pressure.

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8
Q

Where’s the ecosystem highest pressure

A

Desert & Polar deserts.

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9
Q

where is the heat transferred from and to?

A

From the equator to the pole.

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10
Q

What does the ocean currents influence?

A

The climate.

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11
Q

The other name for ocean conveyor belt?

A

Thermohaline circulation.

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12
Q

How long is the Gulf Stream?

A

10,000KM

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13
Q

Why is the Gulf Stream called a heat pump?

A

Because we would need 1,000 nuclear usines.

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14
Q

Ocean Currents.

A

Line the atmospheric circulation, ocean currents help to redistribute heat energy across the earth.
Covers 67% of the Earth’s surface, therefore oceans receive 67% of the sun’s energy that reaches the Earth.

15
Q

ITCZ (Inter-Tropical Convergence Zone}

A

Areas with regular low pressure experience high rainfall totals.
The ITCZ occurs near the equator between 2 Hadley Cells.

16
Q

Coriolis Effect

A

Air moves from high to low pressure. However, because the Earth rotates, the air does not follow in a straight line. Winds actually flow a curve path.

17
Q

Where the Gulf Stream begins?

A

The Gulf of the Mexico.