Object a and object b have the same kinetic energy, but object b is moving faster. what can you infer about object a?

Asample of the male sex hormone testosterone, c19h28o2, contains 3.88×10^21 atoms of hydrogen.(a) how many atoms of carbon does it contain? (b) how many molecules of testosterone does it contain? (c) how many moles of testosterone does it contain? (d) what is the mass of this sample in grams?

Explain that newton first law, second law and third law of motion?

Adepositional also feature that forms where a stream enters a lake or an ocean is a