What form of energy is needed to make photosynthesis happen? A. Proton energy
B. Chemical energ
C. Electron energy
D. Solar energy

What are the north and south poles of a solenoid change with?

Explain what will happen if decomposers were apsent from a forest ecoysystem.

Air conditioners not only cool air, but dry it as well. suppose that a room in a home measures 5.0m×9.0m×2.4m . if the outdoor temperature is 30 ∘c and the vapor pressure of water in the air is 85 % of the vapor pressure of water at this temperature, what mass of water must be removed from the air each time the volume of air in the room is cycled through the air conditioner? the vapor pressure for water at 30 ∘c is 31.8 torr.