4. Which isotopes are most appropriate for dat- ing rocks from the following ages: (a) the
early Precambrian; (b) the Mesozoic; (c) the
late Pleistocene?

Astudent is working on an experiment to study the cooling curve of water. during the experiment, a beaker containing hot water falls to the floor and is shattered. the student’s immediate response should be to

How does human environment effect the biosphere

What is the correct order of cell division? include what happens in each phase