How does the amount of energy in a wave relate to the amount of danger it poses to living things? pls answer

Write a full page that sumerizes thermodynamics it’s from the website visionlearnig

Name two kinds of practical electric pumps.

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.