Calculate the gravitational potential energy of a 1200 kg car at the top of a hill that is 42 m high.

Which of the following is the most effective relaxation technique? A. It varies from person to person. B. Deep breathing C. Eating right D. Exercising

What is a high speed electron with a negative charge called?

Conventionally, the field strength around a charged object is the direction of the force acting on a.

How much rope would need to be pulled through a pulley with a mechanical advantage of 2 to lift a load 4 ft?

What is system thinking?

Which of the following do not involve a direction? Check all that apply. A. Time B. Velocity C. Distance D. Acceleration

What does deltaX mean in physics?

Which activity involves using fossil fuels directly or indirectly? 1) eating fresh fruit for a snack 2) cooking hot dogs on a campfire 3) using crayons to color 4) walking to school

Which of the following objects would have the most inertia? A. A sphere with a radius of 5 cm and a mass of 34 grams. B. A sphere with a radius of 4 cm and a mass of 15 grams. C. A sphere with a radius of 8 cm and a mass of 27 grams. D.

A boy slides a book across the floor using a force of five and over a distance of 2M what is the kinetic energy of the book after he slides at assume there is no friction