MULTIPLE CHOICE Marine throws a baseball into the air, it rises, stops when it reaches its greatest height, and then falls back to
the ground. When does kinetic energy convert to potential energy?

a) when the baseball is rising

b)when the baseball is falling

c) while the baseball sits on the ground

d) while the baseball is stopped in the air

Match the atomic particles with their characteristics. 1. made of two protons and two neutrons neutron 2. similar to an electron; positive charge neutrino 3. orbits nucleus; negative charge positron 4. bundle of energy; zero charge proton 5. found in nucleus; positive charge meson 6. very unstable; +, -, or zero charge gamma 7. found in nucleus; zero charge electron 8. negative particle; negative charge beta 9. atomic energy converted to mass alpha

Two vectors are shown. which statement best compares the vectors? vector x has greater magnitude than vector y. vector y has greater magnitude than vector x. the vectors have the same displacement. the vectors have the same direction.

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e