Global and Local Winds

What causes wind?

• convection currents

• conduction currents

• radiation currents

• tropical currents

What causes GLOBAL winds to move in all directions?

• breezes
• coriolis effect
• westerlies
• easterlies

These winds are found near the equator, in the tropical region. They blow east-to-west, carrying warm winds.

• Trade Winds

• Westerly Winds

• Polar Winds

These winds blow west-to-east in the temperate region.

• Trade Winds

• Westerly Winds

• Polar Winds

These winds blow northeast to west in the polar regions, moving cold air in that climate zone from the post toward the west.

• Trade Winds

• Westerly Winds

• Polar Winds

These winds carry tropical weather systems, such as hurricanes.

• Polar Winds

• Westerly Winds

• Trade Winds

Weather systems in the United States are moved from west-to-east by these winds:

• Trade Winds

• Westerly Winds

• Polar Winds

I am a fast-moving ribbon of AIR that moves from west to east in the Northern Hemisphere around the Earth.

• California Current

• Gulf Stream

• Jet Stream

• Atlantic Ocean

Warm air rises over the land. As the air rises, it cools and drops over ocean. What type of breeze results?

• Sea breeze

• Land breeze

Cool air moving across land and warm air rising up from the ocean will result in:

• land breeze

• sea breeze

• warm breeze

• no breeze