Unit 1 Water Review

What creates/starts movement within convection cells?

• Heat from the sun

• Wind

• The ocean

• High and low pressure

Where is the most solar energy?

• At the equator

• At the North Pole

• At the South Pole

• In the oceans

What does cooler air do?

• Rises or goes up.

• Create clouds.

• Sinks or goes down.

• Transfers heat to warm air.

What kind of shape do convection cells make?

• Circles.

• Squares.

• Triangles.

• Lines.

Wind moves to the ___ in the northern hemisphere and to the ___ in the southern hemisphere

• right left

• left right

• equator poles

• poles equator

Since hot air is less dense, it has ___ pressure

• low

• some

• no

• high

In an atmospheric convection current, cool air ____ and warm air ____.

• sinks, rises

• sinks, sinks

• rises, sinks

• rises, rises

Which takes longer to warm up from solar energy?

• Atmosphere

• Equator

• Land

• Water

Why are ocean currents important to global climate?

• ocean currents circulate warm water from equators to the poles

• ocean currents cause the prevailing winds

• ocean currents make water warmer at the equator

• ocean currents circulate warm water from the poles to the equators

Which of the following best explains convection?

• cold, dense water rises, hot, more dense water sinks

• cold, less dense water rises, hot dense water sinks

• cold, dense water sinks, hot, less dense water rises.

• cold, less dense water sinks, hot dense water rises