My View Unit 1 Week 2 Review

What does the Greek root "meter" mean?

• Light

• Study of

• Earth

• Unit of measurement

The Greek root "logy" means:

• study of

• time

• biology

• light

What is the definition of microbes?

• Found in rocks

• Located in Atacama, Chile

• The smallest living things

• A group of animals living in one place

What is radiation?

• Scientists who study life in the universe

• Vehicles used to explore a planet's surface

• Devices that detect changes in light, moisture, or other physical conditions

• Dangerous energy rays that cannot be seen

The Greek root "photo" means:

• To copy something

• Light

• Synthesis

• Study of

An astrobiologist is

• a scientist who studies Mars

• an astronaut who studies Earth

• a chemist studying space particles

• a scientist who studies the universe

Which word is a synonym for colony in the sentence below?

Scientists hope that by studying the prairie dog colony living at the zoo, they will learn more about their behavior.

• Neighborhood

• Group

• Crowd

• Pilgrims

Answer explanation

What is the Greek root meaning "study of"?

• photosynthesis

• geometry

• geology

• astrology

Chris McKay used ___________ to show that the microbes hidden in the rocks survived on tidbits of summer sunlight and a few drops of snowmelt.

• colonies

• radiation

• sensors

• photographs

NASA sent __________ to Mars to find out if the planet once had liquid water.