fact and question: gills are used for breathing water by aquatic animals
Question: Gills are used by what for breathing water?

What's the answer?

answer: marlins

fact and question: a toaster converts electrical energy into heat energy for toasting
Question: A household appliance prepares food using electrical energy and

What's the answer?

answer: heat energy

fact and question: nature is the source of natural resources
Question: Natural resources come from nature, so if humans are reckless when working with nature, the amount of resources will

What's the answer?

answer: go down

fact and question: as the amount of food an animal eats decreases , that organism will become thinner
Question: If an animals starts eating fewer calories than its used to, its body will eventually

What's the answer?

answer:
shrink