1.
Which condition makes Earth able to support life?
a suitable temperature range
dynamic weather patterns
a molten core
polar ice caps
A suitable temperature range.
2.
Which planet do scientists believe may have once had living organisms?
Saturn
Mars
Venus
Jupiter
Mars
3.
Which feature does Europa have that may enable life to exist there?
thick atmosphere
icy crust
single-celled organisms
mountain ranges
Icy crust
4.
What do scientists find interesting about the giant tubeworms found at the bottom of the ocean?
They reproduce faster than any other organism.
They live in very high temperatures and pressures.
They live purely off of salt water.
They live for thousands of years.
They live in very high temperatures and pressures.
5.
What are all living things made up of?
tissue
minerals
cells
plasma