While making a project for Ms. Harrell’s class, you have to use a pair of scissors to cut some construction paper.
a. You use 20 N of force to operate the scissors. They cut the paper with a force of 40 N. What is the mechanical
advantage of the scissors?

the assestment will probley apele with cause and effect

force required to detach it is given by

charges are taken to be fundamental charge

now we have

so above is the minimum distance at which it will detach

k2s for potassium sulphide

according to jean piaget, in what stage of cognitive development are children able to understand conservation task?

b. preoperational

just took it