Marvel decided to stop collecting stamps,
so he gave away all his 83 stamps. He gave
13 stamps each to his six friends, and gave
the rest to his sister. How many stamps did
his sister receive?

Hurricanes a. usually form over land b. usually intensify over land c. gain strength from ocean heat d. usually form over the poles

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.

What is likely to happen in the long term if the earth continues to absorb more energy than it emits? a. the earth will discontinue recycling energy. b. organisms will begin to compensate for the change by incorporating more energy. c. the overall temperature of the earth will increase. d. the nutrient cycles will happen more frequently. select the best answer from the choices provided a b c d