For work to be accomplished we must have? A. an action which causes movement and an opposite reaction

B. an action which causes no movement or reaction

C. a force and a movement in the opposite direction of the force

D. a force and a movement in the same direction as the force

Write a question about how changing temperature affects the gas inside the sports ball

Although light from the sun appears white, it is actually made up of a lot of different colors. this portion of the electromagnetic spectrum, we call white light is referred to as within the electromagnetic spectrum.

When applying kirchhoff's rules, one of the essential steps is to mark each resistor with plus and minus signs to label how the electric potential changes from one end of the resistor to the other. the circuit in the drawing contains four resistors, each marked with the associated plus and minus signs. however, one resistor is marked incorrectly. which one is it?