Global Winds & the Jet Stream

Front

What causes wind? Options: convection currents, conduction currents, radiation currents, tropical currents

Back

convection currents

Front

Winds are caused by

Back

unequal heating

Front

What is the instrument called that measures air pressure?

Back

barometer

Front

When air is heated, it will MOST likely

Back

expand and rise

Front

Why does warm air rise?

Back

Warm air is less dense than cooler air.

Front

Which of these MOST likely causes winds to blow on Earth? Warm air rises and cool air falls toward Earth's surface.

Back

Warm air rises and cool air falls toward Earth's surface.

Front

Which describes how wind speed is affected by weather? Options: rainy weather causes greater wind speeds, warmer weather causes greater wind speeds, differences in air pressure cause greater wind speeds, small temperature changes cause greater wind speeds

Back

differences in air pressure cause greater wind speeds

Front

Which global winds have the greatest impact on the weather in the US? Options: trade winds, prevailing westerlies, doldrums, polar easterlies

Back

prevailing westerlies

Front

In which direction do prevailing westerlies flow?

Back

from west to east

Front

Which types of winds cause weather in North Carolina? Options: polar easterlies, prevailing westerlies, polar westerlies, prevailing easterlies

Back

prevailing westerlies