There are two exact copies of planets, including the animals and plants on each planet. The only difference between these two planets, Necrulon and Krankor, is their choice of transportation. On Necrulon, they use fossil fuels to move their vehicles, and on Krankor they use water. Which planet has less carbon dioxide in the atmosphere?
Ans: Krankor

Dan decided to preserve apples plums peaches and apricots by candying them. John decided to keep his pineapples ginger raspberries and blackberries fresh to enjoy them asap. Which fruit are going to last longer, apples or ginger?
Ans: apples

John was interested in climate change issues. To that end, he studied two imaginary situations, case A and case B. In case A, there would not be excessive greenhouse gases in the atmosphere. On the contrary, in case B, the amount of greenhouse gases in the atmosphere would increase dramatically. John realized that the amount of greenhouse gases in the atmosphere has many practical implications. In which case less of the longer wavelengths would be absorbed in the atmosphere, case A or case B?
Ans: case A

Two six graders learned about the lives of animals. Lori learned more about fish, while Dan learned more about mammals. Which student learned more about a network of very small blood vessels?
Ans: Dan