Action-reaction forces : select one:
a. may be at right angles.
b. always act on the same object.
c. always act on different objects.
d. sometimes act on the same object.

While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.

Explain why you think this diagram shows what happened to the carbon in the biodome.

The energy released by a nuclear fusion reaction is produced when