What kind of energy does a rubber band have when it is stretched?
a.
elastic potential energy
b.
gravitational potential energy
c.
kinetic energy
d.
chemical energy

Identical marbles are released from the same height on each of the following four frictionless ramps . compare the speed of the marbles at the end of each ramp. explain your reasoning

Why do electron microscopes have higher resolving power than light microscopes?

Suppose an objects initial velocity is 10m/s and it’s final velocity is 4 m/s. mass is constant. what can best be concluded about the object based in the work-energy theorem