Chapter 20 - Section 6 - Is There Life Beyond Earth?

Question 1

Question

Answer 1

Answer

Question 2

What conditions do living things need to exist on Earth?

Answer 2

liquid water, suitable temperature range and atmosphere

Question 3

Why do scientists think mars and Europa are good places to look for signs of life?

Answer 3

Scientists believe that Mars may have once had the conditions for life to exist. (water)

Question 4

What is extraterrestrial life?

Answer 4

life other than that on Earth

Question 5

What are the Goldilocks conditions?

Answer 5

The conditions needed for living things to survive. Liquid water, suitable temperature range and atmosphere

Question 6

All living things take in ___________ and use it to ______ and _______.

Answer 6

All living things take in energy and use it to grow and develop.

Question 7

What did the Spirit and Opportunity rovers discover on Mars?

Answer 7

rocks and other surface features that were certainly formed by liquid water