from Life on Earth and Beyond

An astrobiologist is a scientist who studies —

• life in the universe

• life in remote areas on Earth

• tiny life forms that cannot be seen

• plants and animals that lived in the past

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CCSS.RI.5.4

How are the Dry Valleys of Antarctica

similar to Mars?

• A They are both cold and dry.

• They both have rain and snow.

• They are both dark most of the year.

• They both have months of 24-hour sun.

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CCSS.RI.5.3

Where do the microbes in the Dry Valleys

live?

• inside rocks

• on high rocks

• under ice and water

• in underground holes

Why did Chris McKay and his team go to

Antarctica?

• to collect and study microbes

• to discover if there was life there

• to build a station for viewing space

• to test machines for sensing microbes

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The main mission of the Spirit and

Opportunity Mars rovers was to —

• collect rocks containing microbes

• create a map of the planet’s surface

• learn whether there is water on the planet

• find a good landing spot for future

  missions