Describe what scientists can learn about the past by studying fossils.

don't say something random to get the points. it's not fair to others. : [

How long do watee vapor last in the atmosphere

The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.

Identify the missing parts of the carbon cycle