Achild tosses a ball straight up into the air. when is the ball's potential energy the greatest?

a. when it reaches the top of its flight

b. when it first leaves the child's hand

c. when it approaches the top of its flight

d. when it begins to fall back to the child's hand

What’s this animal (picture is tagged) and where is it most likely to live, rainforest or desert?

1. variations in a population of moths allow for some of its members to be able to adapt to environmental changes. the better adapted of the moths will be able to survive the change and thus prevail as the “fittest” of the species. (a) describe three mechanisms in which variation can occur within a species population. (b) explain which mechanism or mechanisms would be responsible for the survival of a population of peppered moths better than white moths in an environment affected by industrial soot. justify your answer.

Fungi are classified into how many groups? a. 1 group b. 2 groups c. 3 groups d. 4 groups