Alittle ? dora rolled a marble down a ramp and recorded the potential energy and kinetic energy of the marble at different positions on the ramp, as shown in the table. (look at picture) which is the constant variable in this experiment? a. mass of marble b. kinetic energy of marble c. potential energy of marble d. height of marble from ground

Which of the following correctly describes what happens when an atomic bomb explodes? small pieces of fissionable material are joined and form a body with a mass greater than the critical mass, the relative number of neutrons escaping decreases, and a chain reaction and explosion result. large pieces of fissionable matter are brought together quickly and form a body with a mass smaller than the critical mass, the relative number of escaping neutrons increases, and a chain reaction and explosion result.

Select the three ways that the parallel-plate capacitor differs from a car battery.

If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.