Question

describing living conditions in space
when astronauts sleep in space, they sleep in small cabins or in sleeping bags that are attached to the wall of the station.
which condition requires them to attach their sleeping bags to the wall?
o high temperatures
o presence of sunlight
o free fall
o absence of molecular oxygen

Explanation:

In space, there is a state of free - fall. Without attaching the sleeping bags to the wall, astronauts would float around due to the lack of gravity. High temperatures, presence of sunlight, and absence of molecular oxygen are not the reasons for attaching sleeping bags to the wall.

Answer:

C. free fall