Answer:
The answer to this question is true. Swinging a tennis racket against a ball is an example of a third class lever.
Explanation:
Levers are examples of simple machines that makes work easier by minimizing human effort to do work.
Reaction time is the time it takes for a sports performer to respond to a stimulus and initiate their response.
Hope you mark it as brainliest
A. You think positively about yourself
Well if you're referring to the human body, our cells make up a lot of everything we're made of. Muscles, organs, bones, blood, skin, etc. Biologically speaking, there's a lot to the human body besides organs. Sorry if this isn't very helpful.
The root therm means heat.