Wind currents Review

What causes warm air to rise? 

• The fact that it's less dense than cold air
• The fact that it weighs more than cold air
• The fact that it has higher pressure than cold air
• The fact that it's more dense than cold air

Warm ocean currents generally come from

• The North Pole
• The South Pole
• The Equator
• Both A and B

What causes wind?

• differences in pressure
• conduction currents
• density
• tropical currents

What type of winds blow constantly, predictably, and over long distances?

• land breezes
• mountain breezes
• global winds
• land breezes

Currents that carry warm water are moving

• from the Equator to the poles

• from the poles to the Equator

Near the North Pole, water is colder, so it is _________ dense and __________.

• more; sinks

• less; sinks

• more; rises

• less; rises

Convection Currents flow throughout land

• T

• F

Solar radiation heats the earth

• T

• F

Air gets hotter as it goes farther in the atmosphere

• T

• F

Wind is created as the cool air moves

in to replace the warm air.

• T

• F