WILL MARK BRAINLIEST 3.The branch of physics involving actions and forces is called:
Sports fitness
mechanics
personal fitness
nutrition
4.There is no real art to sitting
true
false
5. An increase in speed or velocity can be described as _____.
motion
movement
speed
acceleration
6. A healthy posture means the spine is "_______" and resting in a comfortable, natural position, not too rounded or arched
Neutral*
curved
very straight
bent
7.People spend about ____ of their lives in bed, which makes it important to think about sleeping positions.
80 percent
half
one- third*
one-fourth
9.______ allows you to fully appreciate and better understand your body's needs.
Exercising
cutting sugar from your diet
running
mindfulness
10._____ made some unbelievable progress in understanding the human body and ultimately changed the way the body was understood.
Albert einstein
Issac newton*
Leonardo da vinci
Charles darwin
11. A case of some biomechanical research that greatly affected the technique and performances in the sport of swimming occurred in the early 1970s, when a researcher discovered the importance of hand motions while in the stroke.
true
false
12. The study of systems in accelerated motion is called___.
Posture
dynamics
cardiovascular fitness
nutrition
13.The study of anatomy is primarily concerned with how organisms(like humans) are structured.
true
false
14.The difficulty you feel in maintaining proper posture has nothing to do with your level of fitness or strength.
