Birthrates have fallen from 4.5 - 7 children per woman to 2.5 children per woman. Why is population continuing to grow if birth rates have fallen?
1. Average lifespan has increased.
2. Child mortality rate has decreased.
3. Food supply sustains more people.
4. The worldwide economy has increased. Pick two

If you see someone who is injured at a workplace, the first thing you should do is a. call 9-1-1 or your local emergency number b. begin to administer first aid c. check the scene for danger d. try to discover what is wrong with the person select the best answer from the choices provided a b c d

In general, why does a tall person have a higher basal metabolic rate than a shorter person of the same weight? a. shorter people have more skin surface area and lose heat more rapidly than a taller person. b. tall people are more active than shorter people. c. taller people have more skin surface area and lose heat more rapidly than a shorter person. d. taller people eat more protein, which takes more energy to digest. e. shorter people eat less than tall people.

Which of the following choices is the most important to do before starting an exercise program? a. see your doctor b. talk to your friends for advice c. lift some weights d. measure your body fat