Simple Machines and Forces

Which type of simple machine are seesaws, hammers, and brooms?

• lever

• pulley

• inclined plane

• wheel and axle

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Which type of simple machine are window blinds, flag poles, and an elevator?

• lever

• pulley

• inclined plane

• wheel and axle

Tags

NGSS.MS-PS2-2

Which type of simple machine are axes and doorstops?

• lever

• wedge

• inclined plane

• wheel and axle

Which type of simple machine are ramps, stairs, and slides?

• lever

• wedge

• inclined plane

• wheel and axle

Which type of simple machine are bikes, cars, and wagons?

• lever

• wedge

• inclined plane

• wheel and axle

Tags

NGSS.MS-PS2-2

Which type of simple machine are water bottle tops and screws?

• lever

• wedge

• inclined plane

• screw

Tags

NGSS.MS-PS2-1

Screws are made up of ________ that wrap around the center pole.

• levers

• inclined planes

• wedges

• blades

What is force?

• a push or pull

• attraction between objects and the Earth

• a force that stops or slows down motion

• the speed you go

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is gravity?

• a push or pull

• attraction between objects and the Earth

• a force that stops or slows down motion

• the speed you go

Tags

NGSS.MS-PS2-4

What is friction?

• a push or pull

• attraction between objects and the Earth

• a force that stops or slows down motion

• the speed you go