Which statement below is true? A) When the humidity is low, water droplets form on cold surfaces.
B) When wind speed is low, a windsock stays up in the wind and appears full.
D) When you go higher in the atmosphere, the air pressure gets lower.
C) When the air temperature is high, the air feels cold against your skin.

Would really appreciate it, i have an idea but not completely sure

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?

12) several teeth were found in an area of flat land covered with trees and plants. the teeth were examined by a paleontologist, and it was determined that the teeth came from a shark. they found many other shark teeth in this area. however, the people who discovered the teeth were puzzled, because there was no source of water near where the fossils were found. what is the paleontologist's best explanation for why the teeth were found in this area? a) sharks used to live on flat land. b) this area was once covered with salt water. c) this area was once covered with freshwater. d) someone buried the shark teeth deep in the ground.