stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Earth and Space Science Flashcards | StudBud
Earth and Space Science
1 / 15
Why is the ozone layer important?
A
It divides the biosphere into ecosystems.
B
It releases oxygen into the atmosphere.
C
It creates new rain forests.
D
It protects us from the sun's radiation.
Next
0
0
correct · 0:00
