The gravitational potential energy of a boulder at 100m is 1000J. What is the G. P. E at 50 m, 20m, 1m, 0m?

If a car is speeding down a road at 40 miles/hour (mph), how long is the stopping distance d40 compared to the stopping distance d25 if the driver were going at the posted speed limit of 25 mph?

A tall flagpole is a harmonic oscillator, flexing back and forth with a steady period. The pole rises from a base that is fixed in the ground, but you can push it forward from chest height.

5. Air enters a turbine operating at steady state at 8 bar, 1400 K and expands to 0.8 bar. The turbine is well insulated, and kinetic and potential energy effects can be neglected.

Malcolm wanted to measure the volume of an object. Which SI unit should he use?

What quantity is represented by a unit called newton (N) ?

what is a possible unit for the product VI, where V is the potential difference across a resistor and I is the current through the same resistor?

What is one basic need that both monkey and a tree have in common

Which statement is true about the centripetal force acting on a body moving at a constant speed in a circle? A. It has no centripetal force. B. It has a centripetal force that is directed radially and outward. C.

Which of the following astronomical bodies is the highest in hierarchy earth galaxy solar system star

The force is proportional to what measurement