How many languages are spoken in Southeast Asia?A 620 B 1,000 C 1,500 D 6,000

According to the earth science reference tables, during which geologic time period were the continents of north america,south america, and africa closest together?

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

You are a scientist who has been sent on a special mission to study plants and animals in south asia! your destination is an important forest in eastern india. you need to travel to 17°n latitude and 83°e longitude.