Unit 2 Test Review

Which two forces helped in the creation of the layers of the earth?

• Gravity and magnetism

• Pressure and weight

• Pressure and magnetism

• Gravity and pressure

Which of the following makes up the surface of the geosphere?

• Puzzle pieces

• Plates

• Shelves

• Pieces

What layer of the atmosphere do we live in?

• Troposphere

• Stratosphere

• Exosphere

• Mesosphere

Which of the following is not an example of land forms impacting weather?

• Rain shadow effect

• Lifting

• Wind funnel

• Microbursts

Which best explains the role of the ozone layer?

• Trap heat from the sun to heat the planet.

• Protects the plants and animals of earth from receiving too much ultraviolet radiation.

• Cools the Earth through the evaporation of water vapor.

• Keeps the oxygen in the atmosphere closest to earth and the nitrogen separated in the thermosphere.

What percentage of the water on Earth is salt water?

• 2.5%

• 70%

• 97.5%

• 50%

What percentage of the water on Earth is fresh water?

• 2.5%

• 70%

• 97.5%

• 50%

Tags

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Which of the following are the two largest stores for freshwater?

• Atmosphere and puddles

• Glaciers and water vapor

• Groundwater and streams

• Groundwater and glaciers

Which statement is not correct about the oceans?

• They produce roughly 50% of all Earth's oxygen.

• Oceans shape land forms such as cliffs, caves and beaches.

• The ocean is home to only 15% of all species found on Earth.

• Land forms found underwater are similar to those found on land.

Tags

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Areas of the world with similar climates and species are known as ________

• biomes
• regions

• ecosystems

• Biospheres