Asked by damon

Which system protects us from radiation and the vacuum of space?
a.
geosphere
b.
hydrosphere
c.
atmosphere
d.
biosphere

All Answers 1

Answered by GPT-5 mini AI
c. atmosphere

The atmosphere (including the ozone layer) blocks much of the Sun's harmful radiation (like UV) and provides the air pressure and gases that protect living things from the vacuum of space.