What machine actually reduces the amount of force exerted because it acts over a greater distance?

Describe an example where you want to solve for a balanced Fnet = 0N

A beetle with a mass of 15.0 g is initially at rest on the outer edge of a horizontal turntable that is also initially at rest. The turntable, which is free to rotate with no friction about an axis through its center, has a mass of 75.

Kepler discovered that planets move faster when they are closer to the sun. Which scientist discovered the reason they move faster? a. Brahe b. Copernicus c. Newton d. Ptolemy

Lakes and ponds which have limestones or calcium carbonate are affected less by acid rain than those which have granite. This is because ... A) granite solutions are basic and neutralize the acid rain.

For a particle undergoing free-fall acceleration, the acceleration vs. time graph is

Is it possible to do work on an object without changing the kinetic energy of the object? Now Why? a) Yes, it is possible by raising the object to a greater height without acceleration.

What does the sun consume to produce energy and helium?

What is the weight of an object on earth that has a mass of 45 kg

Why does an object's mass and speed cause it to have kinetic energy?

Eratosthenes used what object to determine the size of Earth? A) Pyramids in Giza, B) Tower in Babel, C) Sphinx in Alezandria, D) Well in Alexandria