The correct answer is option Class 3.
Hockey stick is a class 3 lever because both the effort and load are in the same direction. The hand of the hockey stick is the closet to the end, it...Read More
Hi prof,
I thought the answer should be B Decreases. The farther the distance of the load, the more advantage it has and hence the lower force required to lift the load. Work in = work out....Read More
The correct answer to this question is Newton. This measurement of force was named after physicist Sir Issac Newton. He had a theory of mechanics, which is still important to science today. The...Read More
