In this problem, we are required to explain the reason for weightlessness.
The reason an astronaut in an earth satellite feels weightless is that
A. the astronaut is at a point in space where the effects of the moon's gravity and the earth's gravity cancel.
B. the astronaut's acceleration is zero.
C. the astronaut's acceleration is falling.
D. this is a psychological effect associated with rapid motion.
E. the astronaut is beyond the range of the earth's gravity.
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What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Intro to Forces + Newton's Laws concept. You can view video lessons to learn Intro to Forces + Newton's Laws. Or if you need more Intro to Forces + Newton's Laws practice, you can also practice Intro to Forces + Newton's Laws practice problems.