Earth Science Study Guide

What are the four spheres that make up planet Earth?

• Geosphere, Hydrosphere, Atmosphere, Biosphere

• Lithosphere, Biosphere, Stratosphere, Hydrosphere

• Atmosphere, Biosphere, Cryosphere, Exosphere

• Geosphere, Atmosphere, Hydrosphere, Cryosphere

What does the geosphere consist of?

• all the rock on Earth, including Volcanoes, mountain ranges, and deserts

• the oceans, rivers, lakes, groundwater, and water frozen in glaciers

• all the gases surrounding the Earth

• all the living things on Earth

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Why is the hydrosphere important for life on Earth?

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Which sphere is described as consisting of five layers and is responsible for Earth's weather?

• Geosphere

• Biosphere

• Atmosphere

• Hydrosphere

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What is the biosphere made up of?

• Water and air

• All living things on Earth

• Rocks and minerals

• Sunlight and soil

How often does the Earth rotate on its axis?

• Every 24 hours

• Every 12 hours

• Every 48 hours

• Every 365.25 days

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What causes the moon's phases?

• The Earth's shadow on the moon

• The moon's rotation around the sun

• The moon's orbit around the Earth

• The sun's light on the Earth

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Why does the moon appear the same size as the sun?

• Because it is as large as the sun

• Because it is brighter than the sun

• Because it is closer to Earth

• Because it is made of similar materials as the sun