Which of the following is one way that the circulatory system maintain body temperature?
a. carrying heat around the body
b. controlling the flow of blood to the skin
c. carrying nutrients and energy to cells
d. speeding up the blood flow to generate heat

Wha arrow in the figure points to the section that indicates how much food is in the package/container

Practice or pre-exercise theories of play pose the idea that a. play provides children with an opportunity to practice adult activities. b. play is necessary to reenergize human cognition. c. children have too much energy and play will rid them of that energy. d. children are the link between animals and human beings.

Which action is the cerebrum responsible for? a. breathing b. coordination c. problem solving d. balance and one more question which characteristic true of both boys and girls during puberty? a. a curvier shape b. a deeper voice c. weight loss d. body hair