What is the exhilaration of a 0.38 kg ball it is it with a force of 25

What is the mass of an object traveling at 20 m/s with a kinetic energy of 4000 J?

A bicycle is going 7 m/s. He squeezes the brakes, giving him an acceleration of - 1.2 m/s2. How fast is the bicyclist going after 3 seconds of applying the brakes?

A high speed moving train has a momentum of 10,000,000 kilograms-meters per second. it later slows down to one half of its original velocity. what is its new momentum?

Do true blackbodies exist in nature? Yes or No?

Uma garota de 50 kg esta sobre um skate de 10kg, ambos movendo se em sentido horizontal, da esquerda para a direita, a velocidade de 2m/s com relacao ao solo.

According to the first law of thermodynamics, what could happen when heat is added to a system? The internal energy of the system decreases. The heat is turned into work done by the system. New energy is created within the system.

How does a parallel circuit differ from a series circuit? A. A parallel circuit has one path for electrons, but a series circuit has more than one path. B. A series circuit has one path for electrons, but a parallel circuit has more than one path. C.

When a potassium ion (k+) enters a gaurd cell it creates a solution of what?

If two plates diverge at a rate of 1.3 cm/year, how much farther apart will the plates be after 200 million years?

What is root-mean-square current?