4.5 Global Wind Patterns

What causes global wind patterns?

Solar radiation at the equator causing density differences in the air and the Coriolis effect

Which air holds the most moisture?

Warm air

Which air rises?

Warm air

What are the wind cells at the equator called?

Hadley cells

What is the Coriolis effect?

The deflection of objects travelling through the atmosphere (due to the spin of earth)

What type of biomes are found at 30 degrees north and 30 degrees south?

Deserts

Which part of the earth receives the most direct sunlight?

The equator

At what degrees of latitude is there low air pressure?

60 degrees north, 60 degrees south, 0 degrees

At what degrees of latitude is there high air pressure?

30 degrees north, 30 degrees south

What is the role of the eastern trade winds in the Northern hemisphere?

drive ocean currents clockwise

What is the role of the eastern trade winds in the Southern hemisphere?

drive ocean currents counterclockwise

What is the role of the westerlies winds?

Drive weather patterns of North America