Physics
What will happen if an object is dropped from a height and there is no air resistance?

It will fall with a constant speed and acceleration
Its speed will increase
Both speed and acceleration will increase
Its acceleration will increase

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Physics
The sensation of weightlessness in a spacecraft in an orbit is due to the

Acceleration in the orbit which is equal to the acceleration due to gravity outside
Presence of gravity outside but not inside the spacecraft
Absence of gravity outside
Fact that spacecraft in the orbit has no energy

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