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Astronauts float inside the space shuttle because they
by an astronaut on the moon
They would all hit at the same time
29.4 m/s
fluid friction
increases by 9.8 m/s
are in free fall
All of the above
size and shape
All objects accelerate toward the Earth at a rate of 9.8 m/s/s. This means that for every second that an object falls, its downward velocity
by an astronaut on the moon
They would all hit at the same time
29.4 m/s
fluid friction
increases by 9.8 m/s
are in free fall
All of the above
size and shape
A feather and a rock dropped at the same time from the same height would land at the same time when dropped
by an astronaut on the moon
They would all hit at the same time
29.4 m/s
fluid friction
increases by 9.8 m/s
are in free fall
All of the above
size and shape
If three balls of different matrials were dropped at the same time form the same height, which would hit the ground first? (Assume there is no air resistance.)
by an astronaut on the moon
They would all hit at the same time
29.4 m/s
fluid friction
increases by 9.8 m/s
are in free fall
All of the above
size and shape
Air resistance is
by an astronaut on the moon
They would all hit at the same time
29.4 m/s
fluid friction
increases by 9.8 m/s
are in free fall
All of the above
size and shape
An orbit is formed when the shuttle
by an astronaut on the moon
They would all hit at the same time
29.4 m/s
fluid friction
increases by 9.8 m/s
are in free fall
All of the above
size and shape
A ball is dropped from a rooftop. What is the ball's velocity after 3 s? (Assume that there is no air resistance)
by an astronaut on the moon
They would all hit at the same time
29.4 m/s
fluid friction
increases by 9.8 m/s
are in free fall
All of the above
size and shape
The amount of air resistance acting on an object depends on the object's
by an astronaut on the moon
They would all hit at the same time
29.4 m/s
fluid friction
increases by 9.8 m/s
are in free fall
All of the above
size and shape
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