fairies
the fulcrum's in the middle and yes a lever is a seesaw...
me!
The Romans
A seesaw stunt is something performed commonly at a circus. It is when one person stands on a seesaw and another person jumps on the other end causing the first person to flip off the seesaw.
Seesaw
it is first type of lever
True.
first class levers have fulcrum at center and load and effort at extremes, examples are seesaw and scissor.
1456 by Germans, Heinz Seech and Adolf Sawsenberg.
A seesaw is a class one lever.
well actually yes,,,, this is college physics.