Lesson 3 and 4 Review

This is the main source of energy for the earth.

• sun

• moon

• rain

• atmosphere

This is the area on earth that receives direct sunlight all year around creating a climate of very warm temperatures.

• north pole

• equator

• south pole

• North American

This is the place/places on earth that receive sunlight at extreme angles creating very cold climates.

• North and South Pole

• The equator

• The prime meridian

• South America

This is the layer of the atmosphere that protects us from ultraviolet rays.

• ionosphere

• ozone

• stratosphere

• troposphere

This is the layer of the atmosphere where weather occurs.

• Exosphere

• Troposphere

• Mesosphere

• Thermosphere

The state of the atmosphere at any given time.

• weather

• climate

• atmospheric pressure

• relative humidity

Season on earth are created by

• gravity

• atmosphere

• earth's tilt

• earth's distance from the sun

This is what allows us to breathe, protects us from meteoroids, and holds in enough heat to make earth livable.

• The atmosphere

• The oceans

• Earth's gravity

• The Inner Core

The earth is heated by the sun __________.

• unevenly

• evenly

The layers of the earth from lowest to highest are

• troposphere, mesosphere, thermosphere, exosphere, stratosphere

• troposphere, stratosphere, mesosphere, thermosphere, exosphere

• exosphere, thermosphere, mesosphere, stratosphere, troposphere

• troposphere, thermosphere, stratosphere, mesosphere, exosphere