Bbc Compacta Class 6 Solutions Module 5 Better

(if you know them), e.g.:

do you need?

Answer: When the body is too hot, the skin produces sweat. As the sweat evaporates, it cools the body down. When the body is cold, the tiny hairs on the skin stand up (goosebumps) to trap a layer of warm air close to the skin. bbc compacta class 6 solutions module 5