If it takes 50n of force to lift a 450n what is the ma of the machine

How are work, time, and power related?

Suppose that you are swimming in a river while a friend watches from the shore. In calm water, you swim at a speed of 1.25 m/s. The river has a current that runs at a speed of 1.00 m/s.

Why can't energy be considered a cycle

Does a stone lying on the ground have stored energy

What season of the year is implied by the words you read in the paragraph? a. Spring b. Winter c. Summer d. Fall

A large balloon is initially filled to a volume of 1.96 l at 318.44 k and a pressure of 2.89 atm. what volume of gas will the balloon contain at 1.77 atm and 336.33 k?

How to calculate kinetic energy? (physics/physical science)

What's the difference between the offspring of an asexual organism and a sexual organism

The contamination that results from the spread of bacteria from meat to vegetables is called

A rock has a mass of 5 kg on the moon. What is the mass of the rock on the earth