In the illustration below the darkest part of the earth is experiencing
a) winter
b) summer
c)day
d) night

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.

What is the 77 element on the periodtic table

Compare and contrast region e in the illustration above with region d. describe the physical characteristics of each region.