Walking to class or up a flight of stairs would be examples of
a. exercise
b. physical fitness
c. physical activity
d. endurance

Explain how unhealthful weight loss or weight gain can lead to further weight loss or weight gain.

Select all that apply. which of the following are functions of the skeletal system? 1. to provide the body with a strong and mobile framework 2. to allow the body to move 3. to protect internal organs from sunlight, bacteria, and injury 4. to supply the body with blood cells and minerals

Which food preservation method can people use at home? a. fermentation b. irradiation c. pasteurization d. thermal processing