A person orbiting Earth in the space shuttle feels weightless because:
A) two forces are acting on her in opposite directions, so they cancel and produce the same effect as if no force at all were acting.
B) her mass is zero in space, and weight requires mass.
C) no forces act on her.
D) only one force (gravity) acts on her, but gravity also accelerates the Shuttle, so the Shuttle does not push up on her to create the feeling of weight.
Correct Answer:
Verified
Q320: The old story about the person who
Q323: The International Space Station is in orbit
Q326: How much gravitational force acts on an
Q328: If two massive bodies,initially held at rest
Q341: An object is in an orbit caused
Q343: In the years after Newton published his
Q344: Who predicted the existence of the planet
Q349: Which object was discovered after its position
Q350: Which object was discovered mathematically using Newton's
Q351: How was the planet Neptune discovered?
A) Neptune
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents