Classify the following as a lever, a pulley and an inclined plane: (A wedge, a needle, a staircase, a slide, the wheel of a flag

Classify the following as a lever, a pulley and an inclined plane :

(A wedge, a needle, a staircase, a slide, the wheel of a flagpole, nutcrackers, scissors, an opener, an axe, a crane, a knife)

1 Answer

Classify the following as a lever, a pulley and an inclined plane: (A wedge, a needle, a staircase, a slide, the wheel of a flagpole,