5. The Cordilleran Region of North America is named for a. A mountain range
b. An ice sheet
C. A chain of volcanoes
d. A body of water

What are the similarities and differences in the way geologists and biologists approximate the age of the earth? justify your response in two or more complete sentences.

Find the area of the shaded region.

State a hypothesis with a numerical estimate of the calories contained within a peanut based on the nutritional information on the package label combined with what you have learned in this lesson about fuel efficiency and calorimeters.