At what height is an object that has a mass of 50kg, if its gravitational

potential energy is 9800J?

Which component in a nuclear power plant actually produces the electrical energy?

A Formula One race car with mass 760.0 kg is speeding through a course in Monaco and enters counterclockwise direction about the origin of the circle. At another part of the course, the car enters a second circular turn at 170.

What is the difference between magnetic flux and magnetic field?

List 2 uses/applications of geothermal energy.

Light travels at 3.0 * 108 m/s in a vacuum and slows to 2.0 * 108 m/s in glass. What is the index of refraction of glass?

A closed container is filled with oxygen. the pressure in the container is 425 kpa. what is the pressure in millimeters of mercury? express the pressure numerically in millimeters of mercury.

Which do you think would be warmer on a winter day when there is no wind a thick forest or a grassy field? explain your answer

Which of the metals is the best conductor of heat? How do you know?

Which of the following is a balanced chemical equation?

An object is moving to the left with a constant speed. What can be concluded about the forces acting upon the object?