4th Grade Simple Machines

Which simple machine is used to raise a flag on a flagpole?

•  Lever

• Pulley

• Wedge

• Screw

What simple machine is a slide?

•  Lever

• Pulley

• Wedge

• Inclined plane

Which simple machine is found on a bicycle?

•  Pulley

• Screw

• Wheel and axle

• Lever

What simple machine is a knife?

• Wedge

• Pulley

• Lever

• Wheel and axle

Which simple machine helps to lift heavy objects with less effort?

• Screw

• Pulley

• Wedge

• Wheel and axle

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What type of simple machine is used in a seesaw?

•  Pulley

• Wedge

• Inclined plane

• Lever

Which simple machine is used to split wood?

• Screw

• Pulley

• Wedge

• Wheel and axle

What is the main purpose of an inclined plane?

• To twist things together

• To hold things together

• To move objects up or down with less effort

• To cut things

Which simple machine is in a door stopper?

• Lever

• Inclined plane

• Wedge

• Screw

Which simple machine is used in a pair of scissors?

• Inclined plane and pulley

• Pulley and screw

• Wheel and axle

• Lever and wedge