Staying Physically Active

1. The highest speed at which your heart muscle is able to contract.
3. Measured by the body's ability to take in adequate amounts of oxygen and carry it efficiently throughout the body.
5. The ability to keep your body in an upright position while standing still or moving.
6. Use large muscles and are performed at a moderate, steady pace for long periods.
8. The baseline speed at which your heart contracts while sitting quietly.
10. Your ability to use a muscle group repeatedly without becoming tired.
11. Any body movement that causes your muscles to work more than they would at rest.
12. The ability of muscles to move objects.
13. The position of the body when standing or sitting.
15. Your ability to change the position of your body with speed and control.
16. The quickness with which you are able to complete a motion.
18. Your ability to integrate the use of two or more parts of your body.
19. The number of times your heart beats per minute.

2. When your muscles are using oxygen faster than your heart and lungs can deliver it using short, intense bursts of energy.
4. The amount of time it takes you to respond to a signal once you receive it.
7. Regular, structured physical activity performed with a purpose.
9. The range of heartbeats per minute in which the heart muscle receives the best workout.
14. The ability to move your joints through a full range of motion.
17. Your ability to do maximum work in a short time.