The Atmosphere (Junior Cert Geography): Flashcards
📚Flashcards
Practise the cards
15 cards from this deck
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Practise the cards
15 cards from this deck
What does the atmosphere do?
What does the atmosphere do?
Keeps Earth warm & protects from harmful sun rays
Nitrogen % in atmosphere
Nitrogen % in atmosphere
78%
Oxygen % in atmosphere
Oxygen % in atmosphere
21%
Troposphere height
Troposphere height
Up to 11 km high
Layer where weather happens
Layer where weather happens
Troposphere
Stratosphere height
Stratosphere height
Extends to 50 km high
Layer containing ozone
Layer containing ozone
Stratosphere
What is wind?
What is wind?
Moving air
Warm air creates what pressure?
Warm air creates what pressure?
Low pressure
Cold air creates what pressure?
Cold air creates what pressure?
High pressure
Air moves from ___ to ___ pressure
Air moves from ___ to ___ pressure
High to low
What causes the Coriolis Effect?
What causes the Coriolis Effect?
Earth's rotation from west to east
Wind deflection in Northern Hemisphere
Wind deflection in Northern Hemisphere
To the right
Wind deflection in Southern Hemisphere
Wind deflection in Southern Hemisphere
To the left
Ireland's prevailing winds
Ireland's prevailing winds
South-westerly winds