Ch. 2 Lesson 1 Quiz Review

How did people first learn about the shape and size of Earth?

• They used satellites that orbit the Earth.

• They traveled from one end of the Earth to the other.

• They studied what they could see and then used clues to learn what they couldn't see.

• They just guessed based off what they could see from where they were standing.

How did people first learn the Earth was a sphere?

• They observed the Moon and other planets.

• They started walking until they crossed the entire Earth and came back to where they started.

• They observed the Sun and saw that it was round so they figured out the Earth was round too.

• They observed the Earth's shadow on the Moon during an eclipse.

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How do scientists today get a good view of the Earth if we're on it?

• We climb to the top of Mount Everest and look around.

• We use satellites that orbit the Earth to observe the Earth and take pictures.

• NASA's spacecraft takes pictures for us.

• We send astronauts to space to send us pictures of the Earth through SnapChat.

"Earth has a bulge around the equator and is somewhat flattened at the poles." This description makes Earth's shape a ________________.

• circle

• oval

• disk

• sphere

Which option is NOT a system of Earth's?

• biosphere

• atmosphere

• geosphere

• marinesphere

How do Earth's Systems interact with each other?

• They exchange gases.

• They exchange the living organisms that exist in them.

• They exchange matter and energy.

• They all work and exist on their own.

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The hydrosphere is mostly made of Earth's ___________.

• air

• land

• water

• living organisms

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Where can you find most water on Earth?

• In the frozen North and South Poles

• in the rivers and lakes

• underground

• in the salty oceans

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What is the atmosphere made of?

• the gases that surround the Earth

• the clouds and rain

• the area right outside of Earth, just barely into space

• all living organisms

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How do the atmosphere and the hydrosphere interact?

• Through humans and animals

• By all living creatures breathing

• By volcanoes and earthquakes

• Through the water cycle

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