A boy is sitting at the side of the lake catching some fish when his dad begins to explain to him that the water he is fishing in is actually continuously evaporating into the air and turning into a gas. The water he is fishing in will eventually turn into the clouds that he sees in the sky. Does entropy increase or decrease as the water turns into clouds?
Ans: increase

Bob and Andy were two nature enthusiasts. They went camping together once a month. Bob was into bird watching, while Andy was fascinated with frogs and salamanders. They went on a trip last week-end and they were very happy with what they had observed. Which friend heard fewer frog calls during the day?
Ans: Bob

China used alternative fuels to generate electricity, while Mongolia burned lots of fossil fuels. There were frequent debates between the two countries on this matter. Which country caused less global warming?
Ans: China

Karen studied animals in school. She started studying predators for a school presentation. She liked it. Her friend Molly liked cows, sheep and other herbivores, so she decided to do a presentation about grazers, and their role in nature. Which girl learned more about animals that can have a large effect on the balance of organisms in an ecosystem?
Ans: Karen