On what planet do you have the largest weight

Geologists know that potassium-40 decays to argon-40, with a half-life of 1.3 billion years. if an analysis of a feldspar crystal in a sample of granite shows that 75 percent of the potassium-40 atoms have decayed to form argon-40, what is the age of the granite

Agricultural practices in the united states nearly led to the extinction of the peregrine falcon during the 1950s and 60s.

Prompt what is cultural ecology? explain the concept of environmental determinism, and give an example to support this theory. explain the concept of possibilism, and give an example to support this theory.