8th Grade Unit 8 Test Review

8th Grade Unit 8

Test Review

Earth's Oceans and Atmosphere

Multiple Select

The Sun heats the Earth unevenly creating areas of high and low pressure belts.

• Yes

• No

Multiple Choice

What causes wind?

• Areas of low pressure air going towards high pressure air

• Areas of high pressure air going towards low pressure air

• Warm air sinking and cool air rising forming convection cells

• Sun heating the Earth evenly and forming convection cells

Multiple Choice

Warm air ________ and cool air __________.

• sinks; rises

• rises; sinks

Open Ended

What is this known as? It occurs in water, air and the asthenosphere

Poll

The Equator is at 0^o latitude and is a ______ pressure belt.

• low

• high

Multiple Choice

a region of the ocean near the equator characterized by the calm, light winds; dull or sluggish

• horse latitudes

• sea breeze

• doldrums

• trade winds

Multiple Select

The Westerlies blow from the ________.

• East

• North

• West

• South

Poll

What type of winds are worldwide?

• global

• local

Open Ended

What is the curving of the path of a moving object from an otherwise straight path due to Earth’s rotation?

Multiple Choice

The Jet Stream blows from west to East.

• True

• False

Open Ended

Name two examples of surface currents.

Multiple Choice

The Gulf Stream is a ______ water surface current while the California Current is a _______ water surface current.

• cold; warm

• warm; cold

Open Ended

What are three factors that affect surface currents?

Open Ended

Surface Currents and Deep Currents link together in the ocean creating a global __________ _____ that transfers energy, nutrients, oxygen and carbon dioxide around the Earth.

Multiple Choice

What weather symbol is this?

• cold front

• warm front

• stationary front

Multiple Choice

What symbol is this?

• cold front

• warm front

• stationary front

Multiple Choice

What weather symbol is this?

• cold front

• warm front

• stationary front

Multiple Select

A high pressure area on a weather map indicates ____ weather.

• happy

• lousy