Which Simple Machine Is a Push Pin?

Wedge – A wedge is a kind of inclined plane where the pointed edges are used to do some kind of work like tightening, securing or holding, or splitting things apart. An axe blade, a kitchen knife, a push pin, a nail, a fork, a saw are examples of a wedge.

What kind of machine is a clothespin?

Discussion: Discuss with students how the clothespin catapult is a type of lever. The spring of the clothespin is the fulcrum of the lever. The open end of the clothespin represents the load and the effort (force).

Is push pin a wedge?

A push pin or tack is a wedge used to hold papers in place. A nail is a wedge used to secure two boards together.