Which of the following could not be a formula for energy?E = mc2 where m is a mass and c is the speed of lightE = mavt, where m is a mass, a is an acceleration, v is a velocity, and t is a timeE = mav, where m is a mass, a is an acceleration, and v is a velocity

Energy of mass in motion.

Write down the equation which links energy transferred (E), power (P) and time (t)

Another relationship in physics is that describing the energy obtainable if we convert mass to energy, Einstein's famous E=mc2 where the constant c is the speed of light in vacuum. Which of the following correctly expresses this as a proportionality and identifies the constant of proportionality? Question 2Select one: a. E ∝ m , with constant of proportionality c . b. m ∝ c , with constant of proportionality E . c. E ∝ m , with constant of proportionality c2 . d. E ∝ c , with constant of proportionality m . e. m ∝ c2 , with constant of proportionality E .

Which of the following is the best definition of energy?The mass times the volume of an objectthe force of an objectThe ability to do work The movement of an objectThe mass of an object

Power is a unit of energy per second. The equation for kinetic energy is𝐸=12𝑚𝑣2E= 21​ mv 2 E, equals, start fraction, 1, divided by, 2, end fraction, m, v, squaredWhich of the following units is a unit of power?