you have been contacted by the regional minister to do a fertility assessment of the entire soils in the region. as a soil scientist briefly describe the type of test to be done and why those tests are important

If we represent the solar system on a scale that allows us to walk from the sun to pluto in a few minutes, then a) the planets are microscopic and the stars are millions of miles away. b) the planets are the size of basketballs and the nearest stars are a few miles away. c) the planets are marble size or smaller and the nearest stars are thousands of miles away.

Astudent in a skill or trade training program who is learning by gaining experience is a(n) a. mentor b. volunteer c. colleague d. apprentice

What is the category name for the largest division of time used on the geologic time scale?