You are presented with the question "What do mammals breathe?" and the following answer choices: - lung - Air - O2 - Gas - Carbon dioxide - Urea - Heat - Moisture Now knowing that lungs are used for breathing air by land animals and mammals are animals with lungs, and they breath air, choose the best answer.
Air
(Question)
You are presented with the question "what causes rainbows?" and the following answer choices: - mutations - sunlight - earthquake - magma - wind - light - Condensation - flowers Now knowing that arainbow is formed by refraction of light by separating light into all different colors and rainbows form when raindrops refract sunlight, choose the best answer.
(Answer)
sunlight
Ques: You are presented with the question "Wood is what for cooking food" and the following answer choices: - wittled - Oak - cellulose - burned - heat - constructed - energy - stacked Now knowing that apan is used for cooking food by heating food in it on a stove and wood is being burned in fireplaces, stoves and insert stoves, choose the best answer.
Ans: burned
(Q).
You are presented with the question "What's one thing beavers require to survive?" and the following answer choices: - kinetic energy - Giardiasis - the looseness of soil - Great amounts of water. - living things - American black bears - Aquatic animals - sense organs Now knowing that an aquatic animal requires great amounts of water to survive and beavers are primarily aquatic animals, choose the best answer.
(A).
Great amounts of water.
Ques:You are presented with the question "Where do rainbows rarely appear?" and the following answer choices: - the Great Barrier Reef - Nurseries of the ocean. - over the mountains - over the valleys - summer end - over the plains - swamp vegetation - over the deserts Now knowing that sunlight and rain can cause a rainbow and all deserts have very little rain, choose the best answer.

Ans:over the deserts
You are presented with the question "cancer is a defect that occurs when there is no longer regulation of what?" and the following answer choices: - injections - breathing - disease - cycles - glucose - the skin - Energy - attitude Now knowing that cancer is a disease that occurs when the cell cycle is no longer regulated and cancer is a defect in regulation of the cell cycle, choose the best answer.
cycles