Which object has the least momentum?
object a: m = 1 kg, v = 100 m/s
object b: m = 10 kg, v = 12 m/s
object c: m = 0.5 kg, v = 1000 m/s
object d: m = 100 kg, v = 2 m/s

Rohit is trying to tune an instrument

The average density of the planet uranus is 1.27 103 kg/m3. the ratio of the mass of neptune to that of uranus is 1.19. the ratio of the radius of neptune to that of uranus is 0.969. find the average density of neptune.

A0.750 kg aluminum pan is removed from the stove and plunged into a sink filled with 10.0 kg of water at 293 k. the water temperature quickly rises to 297 k. what was the initial temperature of the aluminum pan? the specific heat of aluminum is ca = 900 j/(kgk) and water is cw = 4190 j/(kgk)