When a pendulum is at the center position, what is true of the kinetic and potential energy?

Uranium-235 has to be enriched before it can be turned into fuel rods. This enrichment is achieved by 1.___ and2.

A light bulb is plugged into a 120-volt outlet and has a 0.7 a current in it. what is the power rating of the light bulb?

A scientist heats a piece of iron until it is glowing white-hot. he places the metal inside a metal box. he removes all of the air from the inside of the box.

A 3.8 kg block of copper at a temperature of 84°C is dropped into a bucket containing a mixture of ice and water whose total mass is 1.2 kg. When thermal equilibrium is reached the temperature of the water is 8°C.

Must an object be rotating to have a moment of inertia?

A 3.00 watt electric motor is plugged into an electrical outlet It takes the motor 30 00 seconds to lift a mass of 254.9 g a distance of 10.00 cm. In that time, the motor has used 90.

The potential energy of two atoms in a molecule can sometimes be approximated by the Morse function, U (r) = ARe (R-01.5 - 1) 2 where r is the distance between the two atoms and A, R, and S are positive constants with S << R.

State the law of conservation of energy in your own words

Which is an element? Select one: a. salt b. carbon dioxide c. salt water d. carbon

The science that uses principles of physics to understand the human machine is called