Which statement best describes a transverse wave? a. particles of the wave medium move in the opposite direction of the wave. b. particles of the wave medium move perpendicular to the wave. c. particles of the wave medium move parallel to the wave. d. particles of the wave medium move in the same direction as the wave.

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

Which notation is used to represent an alpha particle? a. b. c. d.

According to newton’s law of universal gravitation, which statements are true? as we move to higher altitudes, the force of gravity on us decreases. as we move to higher altitudes, the force of gravity on us increases. as we gain mass, the force of gravity on us decreases. as we gain mass, the force of gravity on us increases. as we move faster, the force of gravity on us increases.