What causes the weight of an object to change depending on if it is on Earth or the Moon?

If a machines maximum power rating is 200 watts, what is the fastest time for it to do 1,000J of work?

Why might learning of the vastness of outer space affect how people see themselves?

Barnard's Star is a red dwarf. It is located 5.9 light years from Earth. (One light year is the same as 9.46 trillion kilometers.) This distance in kilometers is how many trillion kilometers is it?

Is it possible to calculate the torque acting on a rigid object without specifying an axis of rotation? Yes No (b) Is the torque independent of the location of the axis of rotation?

How are electrons different from protons and neutrons?

A farmer had 15 sheep, and all but 8 died. How many are left?

While playing with her 5 year old cousin, a Physics 135 student pushed him forward on his scooter. She pushes with a force of 50 Newtons for 3.5 seconds. If the boy and the scooter together have a mass of 30 kg, what is their final velocity? a. 2.

3. A 120.0 V generator supplies 3.0 kw of power. How much current ca the generator deliver?

An apple drops from a tree and hits the ground in 1.5s what is its speed just before it hits the ground?

Sound travels slow in cold air. Why does the speed of sound depend on air temperature?