Global Patterns Effect Weather

Wind speed is measured by which weather instrument?

• wind vane

• anemometor

• thermometer

• hygrometer

Which best explains how wind is created?

• warm air sinks moves horizontally replacing cool air rising

• cool air sinks moves horizontally replacing warm air rising

• when warm water vapor rises into the atmosphere and condenses

• when cool water vapor rises into the atmosphere and condenses

The greater the difference in air temperatures between two air masses, the greater the wind speed.

• True

• False

Where do hurricans form over?

• over cool ocean waters

• over warm ocean waters

• over warm land

• over frozen land

Which global pattern causes the United States to be drier and cooler than usual for a year or two?

• El Nino

• La Nina

• Jet Stream

• Gulf Stream

Which global pattern causes the United States to be wetter and warmer than usual for a year or two?

• El nino

• La nina

• Gulf Stream

• Jet streams

Which global pattern warms up the air along the east coast of the United States especially during winter season?

• Jet streams

• Global Winds

• Gulf Stream

• La nina

Which global pattern causes weather in the United States to move from west to east?

• Jet streams

• North Easterly Trade Winds

• El Nino

• Gulf Stream

What creates global winds?

• rotation of the Earth

• tilt of the Earth

• heating of the equator

• the arctic temperatures of the poles

Which global wind moves the weather acrosss the United States from west to east?

• Polar Easterlies

• Prevailing Westerlies

• North Easterly Trade Winds

• South Easterly Trade Winds