What is Icarus's main problem in the story?
He does not like the king.
He is too prideful in his behavior.
He does not know how to build things.
He is better at flying than his father.

An easy way to calculate the amount of energy available at each level is to what?

Radiometric dating is used to tell the absolute age of materials by studying the decay rate of radioactive isotopes. the decay rates of isotopes are constant and are expressed as .

Migration is a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location the movement of organisms from their water supply to their food supply d. the seasonal movement of organisms between locations c. select the best answer from above