An average school aged child (usually 5+ years) needs anywhere between 1,600 and 2,500 calories per day.
A physical activity profile is used in order to track how much activity you have been getting - it helps you to make goals as to how you would like to improve based on your past results.
Answer:
C. diffusion
Explanation: Diffusion is a passive transport process of transport and does not require energy. Active transport requires energy.