If the arrow’s kinetic energy is zero at it’s maximum height, calculate the initial velocity of this arrow as it is shot from the ground? And what’s your approach?

Calculate the heat capacity per object when the total energy is 4 quanta. (think of this in terms of increasing from 3.5 quanta of energy in the system to 4.5 quanta of energy in the system, if that were possible.) c4 = __ j/k/object

Acompound machine is also called a machine. a. force b. simple c. complex d. directional

Which magnetic property best describes a magnet’s ability to act at a distance? magnets are dipolar. magnets attract only certain objects. magnets have magnetic fields. magnets can transfer their properties to certain materials.