The process in which a substance changes from a gaseous state to the liquid state is
a. absolute zero.
b. condensation.
c. critical temperature.
d. evaporation.

Explain earth's motion, using the terms "precession" and "rotation" in your answer.

As a pendulum bob swings back and forth several times, the maximum height it reaches becomes less and less. this is because more and more of the pendulum bob's energy is being transformed into a. heat energy b. kinetic energy c. potential energy d. kinetic energy and potential energy

Energy flows from the producer level to the level. is called