A seesaw is an example of a first class lever The fulcrum, which is the part of the lever that does not move, is in the middle. The resistance, which is the weight (person) you are trying to lift is at one end. The effort, which is the force applied to the lever, is the person sitting on the other end.
Answer:
Move under his desk.
Explanation:
if objects were to fall from above he would not be harmed
The answer should be a considering all the other choices are good things and a bad diet isn’t good
Answer:
D. gene - chromosome - nucleus
Explanation:
From largest to smallest:
Cell, Nucleus, DNA, Chromosome, Gene