A ball of mass 0.05 kg strikes a smooth wall normally four times in 2 second with a velocity of 10m/s. Each time the ball rebounds with the same speeds of 10m/s. Calculate the average force on the wall

What is the energy stored in the 10.5 μ F 10.5 μF capacitor of a heart defibrillator charged to 8250 V?

Calculate the force on an object that has a mass of 12 kg and an acceleration of 4 m/s2

Which best describes a circuit in series?

A hot saucepan is placed on a cold bench. Heat will flow from the saucepan to the bench until ... A. the bench is as hot as the saucepan was. B. the saucepan and bench are at the same temperature. C. the saucepan has lost all of its heat. D.

1. standard metric unit of length 2. a proposed explanation for a scientific problem 3. standard unit of volume 4. the curved top surface of a liquid column 5. a quantity in an experiment that remains unchanged or constant 6.

What causes the acceleration to increase or decrease?

When You lift a load, the resistance force is? A. magnetism b. gravity

What changes a ball velocity

A rock with mass m = 3.60 kg falls from rest in a viscous medium. The rock is acted on by a net constant downward force of F = 15.

Two electrons are 2.3nm apart. What is the force between two electrons?