PRESENTATION OUTLINE
Lever:
The mass lifted or the resistance overcome by a lever.
Lever
1. A shovel.
2. A stapler.
Inclined planes:
A sloping surface that makes the work of lifting an object easier because it supports part of the weight of the object.
Inclined plane:
1. A Slide.
2. A Ramp.
Pulley:
A wheel with a grooved Rim and a rope or cable that rides in a groove.
Pulley:
1. A fishing pole.
2. Flag pole.
Screw:
A wedge wrapped around a cylinder.
Screw:
1. Jar lid
2. Door dube
Wedge:
A material having one thick and thin end to seep rate two objects.
Wheel and axle:
A wheel attached to a shaft or axe.
Wheel and axle:
1. Bike
2. Flag pole
