Question

Again my brain went dead qwq

Answer 1

Answer:

1. The reason the first 3 trials were the same is because they never included a chair or books and also was mainly because of force.

2. It uses force instead of the amount of quickness.

3. Force / Distance

4. If you need to drop something hot into a pot or something that would hurt to touch.

Explanation:

I think, sorry if I got it wrong tho :/