The gravitational acceleration on the moon is Smoon=1.62 m/s2. How does the potential energy of a 15 kg object at 4 m above the surface of the moon compare to
that of the same object at the same height above the surface of Earth?
UMoon > UEarth
Not enough information
UMoon = UEarth
UMoon UEarth

Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented. b)scientists had not completely finalized their results, which took 30 years. c)cigarettes were cheaply available and media channels were very inefficient. d)cigarette manufacturers were trying hard to bring an alternative into the market

How many times did thomas edison mess up the light bulb

Aspring has a natural length of 8 m. if a 12-n force is required to keep it stretched to a length of 10 m, how much work w is required to stretch it from 8 m to 16 m? (round your answer to two decimal places.)