A 10kg rock is pushed off the edge of a bridge 50 meters above the ground. What was the kinetic energy of the rock before it began to fall

Two protons are released from rest when they are 0.750 {/rm nm} apart. a) What is the maximum speed they will reach? b) What is the max acceleration they will reach?

In a transistor, collector current is controlled by Base Collector Emitter

What is a solenoid? A. a non-magnetic piece of metal B. a straight wire surrounded by an electric current C. a coil of wire with an electric current in it D. one part of a pair of dualnoids

Another Gas Laws Question ... Assume you are a diver. As you go deeper, the volume of the gas in your tank should go down. Is this because the water pressure around you is increasing or because the temperature of the water is decreasing?

Assignment: Wave Introduction 1. A note on a piano vibrates 262 times in 5 seconds. Calculate the period of the wave.

Which of the following describes subatomic particles? carbon and nitrogen solids, liquids, gases larger than atoms protons, neutrons, and electrons

What is the difference between speed and velocity? A) velocity describes speed with direction. B) there is no difference. C) Velocity describes direction with position. D) Velocity is used in space, while speed is used on earth.

How do you calculate resistance with coulombs, time and J's?

Difference between specific heat capacity and latent heat?

What are artificial magnets and natural magnets? examples