Explain mechanical and non-mechanical energies.

A rock is thrown horizontally from a bridge with a speed of 29.0 m/s. if the rock is 23.7 meters above the river at the moment of release, find how long the rock is in the air. 2.20 s

two ocean liners with masses 10.0 million and 20.0 million kilograms are 50.0 meters apart. How far apart are the two ships if the force beteren them is 1.0 N?

Evolutionary psychology is a relatively new approach to psychology that has been especially influenced by

As the drawing illustrates, a siren can be made by blowing a jet of air through 20 equally spaced holes in a rotating disk. The time it takes for successive holes to move past the air jet is the period of the sound. The siren is to produce a 2087.

Rotor windings in wound rotor motors are connected to? on the shaft of the motor. Brushes allow those windings to be connected to external resistors to control the speed of the motor.

What is the most advanced life form on earth

Which EM wave is about the size of humans?

Describe how the Catapult works?

Newton's third law of motion states that the force pair acting on different objects consist of two forces that

While working on her science fair project Venus connected a battery to a circuit that contained a light bulb. Venus decided to change the light bulb to a higher resistance, but she wanted to keep the current the same.