Can somebody check my work please
1. ____ is the natural science that involves the study of matter and how it moves.
A. Physics**
B. Chemistry
C. Biology
D. Mathematics
2. An increase in speed or velocity can be described as _____.
A. motion
B. movement
C. speed**
D. acceleration
3. ____ are essential to understanding how physical objects move and react to outside forces.
A. Chemistry classes
B. Exercise Techniques
C. The three laws of motion**
D. Biometrics
4. Physical fitness revolves around the decision people make with their __.
A. relationships
B. exercise
C. nutrition
D. bodies**
5. Even when the body is not actually doing anything (like sleeping), it is still in perpetual, or constant, motion: rest.
A. True**
B. False
6. The study of systems in accelerated motion is called ____.
A. posture
B. dynamics
C. cardiovascular fitness**
D. nutrition
7. which of the following is considered proper gym etiquette .
A. keeping perfect form when lifting weights**
B. wiping down equipment when finished
C. wearing fashionable gym clothes
D. chatting with those exercising near you
8. Endorphins serve as a natural painkiller and improve your ability to sleep.
A. True
B. False**
9. ___ can place the greatest stress on your lower back, so be careful when doing this.
A. running
B. lifting**
C. stretching
D. sleeping
10. Newton's ___ can be applied to strength training.
A. third law
B. first law
C. second law
D. laws of motion**
11. The study of personal fitness is not considered a physical science and demands no knowledge.
A. True
B. False**
12. Researchers in the field of biomechanics discover new and effective ways to perform a skill or a sport based on their analysis of ___.
A. endurance
B. body fat**
C. body movement
D. overall fitness
13. Michelangelo discovered the four chambers of the heart, the workings of the aortic valve, and how the cone shape of the heart assists in its functions.
A. True
B. False**
14. Stress is not just ______; it can actually affect the nerves and physical systems of your body.
A. for the overworked
B. for the overweight
C. physical
D.psychological
15. stress is not just psychological it can affect the nerves and physical system of your body.
A. True**
B. False
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1 answer