The seven colors of the rainbow are found in which part(s) of the electromagnetic spectrum?
a)visible light
b) visible light and television waves
c)television waves
d)telemetry waves

If the force on an object is in the negative direction, the work it does on the object must be [2 points a) negative. b) positive c) the work could be either positive or negative, depending on the direction the object moves

An equinox occurs when a. neither end of earth's axis is tilted toward or away from the sun. b. the north end of earth's axis is tilted away from the sun. c. the north end of earth's axis is tilted toward the sun. d. earth's axis is parallel to the sun's rays. select the best answer from the choices provided a b c d

What is a neurotransmitter involved in mood reward, addiction, and motor behaviors?