If her PE is 50000 joules, what must her mass be?

What is the answer to this definition? In the second law of motion it is Mass X Acceleration. The ability to apply a change in velocity on a given object. a force b friction c unbalanced forces d none of the above, tell what it is

Rob wants to work out how much energy his blue spotlights use. He turns the lights on at 9:00 am and leaves them on until 10:30 am, taking an electricity meter reading before and after. The spotlights have a total power of 0.1 kw.

A bicycle is heading west. It goes 5000m in 500s. What is its velocity?

You serve a volleyball with a mass of 2.1 kg. The ball leaves your hand with a speed of 30 m/s. The ball has what energy, kinetic or potential

what happens to the gravitational force when the distance between them stays the same and the mass of both objects is doubled

Which of the following describes resistance force?

Ursa Minor contains the pole star, Polaris, and the asterism known as the Little Dipper. From most locations in the Northern Hemisphere, all of the stars in Ursa Minor are circumpolar.

What is an organism ability to maintain a steady internal condition called

What is the fundamental frequency of a particular medium?. a. the lowest frequency at which a standing wave is possible. b. the highest frequency at which s standing wave is possible

The distance from the inner core to the surface of the earth is about 5,200 kilometers. the large amount of material surrounding the inner core places tremendous pressure on it.