1. Atmosphere

Question 0

Describe the origin, nature and characteristics of the Maritime Tropical and Continental Tropical air masses?

Answer 0

Tropical Maritime

Origin – Atlantic ocean/Gulf of Guinea, in tropical latitudes

Weather characteristics – hot, high humidity, warm

Nature – unstable

Tropical Continental air masses

Origin – Sahara Desert, in tropical latitudes

Weather characteristics – hot/very hot, dry, low humidity, warm

Nature – stable, poor visibility

Question 1

Oceanic circulation

Answer 1

Influence of warm & cold ocean currents

Question 2

Causes of Global Climate Change - physical & human factors

Question 3

Global heat distribution diagram

Answer 3

Differences between equator & poles

Question 4

Global heat budget of earth diagram

Answer 4

Reflected

• 20% reflected by high reflective clouds
• 6% reflected by atmospheric gassses & dust

Absorbed

• 3% clouds 6% dustis absorb by water,vapour gases & particularly dust due to darker absorbing heat

Off 55% which does reach surface

• 51% absorbed by surface and 4% reflected due to Albedo Effect

Question 5

Atmospheric circulation diagram

Answer 5

Hadley Ferrel Polar cells