Why are astronauts weightless in the Space Station?
A. because the Space Station is traveling so fast
B. because the Space Station is constantly in free-fall around Earth
C. because there is no gravity in space
D. because the Space Station is moving at constant velocity
Answer:B
Why are astronauts weightless in the Space Station?
A. because the Space Station is traveling so fast B. because the Space Station is constantly in free-fall around Earth C. because there is no gravity in space D. because the Space Station is moving at constant velocity