Exercise
What is revving your muscles up slowly to prepare for high-energy activity?
Warming Up
What chemical is like food for your muscles?
Oxygen
Jacob measures his heart rate when he first wakes up in the morning. What heart rate is he finding?
Resting heart rate
What term BEST describes a push or pull from one object to another?
force
What is a type of unhealthy fats?
triglycerides
What is gradually slowing your movements after exercise?
cooling down
True or False Stretching causes joints, muscles, and tendons to shorten.
False
Renaldo runs for 20 minutes and then stops and puts his right pointer finger on the inside of his wrist to feel for a beat. What is he finding?
pulse
Which field of science studies matter and how it moves?
Physics
When you go to bed, you should ensure the mattress you sleep on is not too:
soft
When you put more effort into completing a difficult fitness activity, what are you increasing?
your intensity
What is the term for how you position your body?
Posture
Lois wants to know her resting hear rate. She takes her pulse and counts 20 heartbeats in 20 seconds. What is her resting heart rate?
60
Newton’s first law of motion says that when an object is at rest, what does it tend to do?
stay at rest
Marc is sitting at his desk with good posture. What MOST likely is Marc doing?
pulling his shoulders back and lifting his chest
Jake wants to build up the muscles of her arms and legs to do better at tennis. As Jake exercises, which exercise involves lengthening her muscles?
Doing Squats
Max doesn’t warm up before he goes for a run, and very soon he feels a burn in his chest. What is building up in Max’s body?
Lactic acid
What are you finding if you take your age and subtract it from 220?
maximum heart rate
What does pushing your hands against a wall produce?
resistance
Which type of contraction involves muscles shortening as they strengthen?
concentric
Amara is studying the way athletes move when they are warming up to find better ways for people to prepare themselves for exhausting physical activity. What MOST likely is the subject Amara is studying?
Biomechanics
What is an area of science that focuses on the physical structure of humans, animals, and other living things?
anatomy
What factor determines the percentage to use to find your target heart rate?
How hard you work
According to Newton’s third law of motion, what happens for every action?
an equal and opposite reaction occurs
Which type of contraction involves holding muscles still in a particular position?
isometric