What are microbes?
A. Tiny living things
B. Small rocks
C. Drops of water
Answer: A. Tiny living things
Which root means “Earth”?
A. geo
B. photo
C. meter
Answer: A. geo
Which text feature shows places and a route?
A. Map
B. Heading
C. Sidebar
Answer: A. Map
What does expedition mean?
A. A planned trip for a special purpose
B. A type of animal
C. A dangerous storm
A. A planned trip for a special purpose
What is a rover?
A. A space animal
B. A vehicle controlled from far away
C. A type of scientist
Answer: B. A vehicle controlled from far away
Which root means “light”?
A. logy
B. photo
C. geo
Answer: B. photo
What do headings help you do?
A. Count the pages
B. Look at pictures
C. Find information quickly
Answer: C. Find information quickly
What does research mean?
A. Traveling home
B. Studying something to learn more about it
C. Playing a game
B. Studying something to learn more about it
What is a sensor?
A. A detecting device
B. A hammer
C. A light bulb
Answer: A. A detecting device
Which root means “study of”?
A. meter
B. geo
C. logy
Answer: C. logy
Where would you look to learn about the work the scientists did?
A. “The Projects”
B. “Getting There”
C. “The Next Step”
Answer: A. “The Projects”
Scientists collected samples. What are samples?
A. Small amounts collected to study
B. Maps used to find Antarctica
C. Special winter clothes
A. Small amounts collected to study
What is radiation?
A. Rock samples
B. Energy rays
C. Space dust
Answer: B. Energy rays
Which root means “to measure”?
A. meter
B. photo
C. geo
Answer: A. meter
What does the map in the passage show?
A. Where penguins live
B. The expedition’s journey
C. The best places for tourists
Answer: B. The expedition’s journey
Scientists studied ice cores. What are they?
A. Frozen fish
B. Long pieces of ice taken out for study
C. Ice used to cool the ship
B. Long pieces of ice taken out for study
What does an astrobiologist study?
A. Life in the universe
B. Only rockets
C. Weather on Earth
Answer: A. Life in the universe
Which word contains the root meaning “light”?
A. geology
B. photosynthesis
C. chronology
Answer: B. photosynthesis
The sidebar tells us about which group?
A. 50 young scientists
B. 50 ship captains
C. 50 tourists
Answer: A. 50 young scientists
What is plankton?
A. Tiny organisms that live in water
B. A type of penguin
C. A large piece of ice
A. Tiny organisms that live in water