Please explain the terms associated with the study of levers.

Answer 1

http://ftschool.org/fourth/science/simple_machines.html

Answer 2

Thank you very much, Ms Sue.

Answer 3

Please for a diagram to show the following.

Answer 4

http://www.google.com/search?q=diagram+class-1+lever&hl=en&tbm=isch&tbo=u&source=univ&sa=X&ei=ENiKUdPiDOjIyAGNlYC4AQ&ved=0CDgQsAQ&biw=711&bih=453

You can find the other terms the same way I found that.

I Googled class I lever diagram.