Which statements are true about the atmosphere?

people depend on the atmosphere for the air they breathe.
it screens out the sun's ultraviolet rays.
plants are not dependent on the atmosphere.
as air rises, it gets warmer.
warm air has more moisture content than cool air.

Plants in the tundra biomes have had to adapt to live long periods of time without a. cool temperatures b. sunlight c. oxygen d. water

What is the hottest planet in the solar system?

What's a recharge area? a. the part of an aquifer where groundwater meets a lake or stream b. the part of an aquifer where surface water reaches the water table c. the part of an aquifer that's located between two aquicludes d. the part of an aquifer that's located at a lower elevation