I have no idea just getting points
Answer:
A simple machine that may be used the most often is called the wheel and axle. The wheel and axle has two basic parts: wheel and axle. It has two circular objects which includes a larger disc and a small cylinder both joined at the center.
Explanation:
Goes straight though with no problem and the light waves look like it changes like it looks like it broke
Answer: elastic potential energy
Explanation: