work is...

• energy from the sun
• a type of machine
• a force that moves an object
• a force that pulls you toward the earh

Tags

NGSS.MS-PS2-4

Which of these is an example of a wedge?

• skateboard
• broom
• stairs
• butter knife

This picture shows an example of what type simple machine?

• pulley

• wedge

• lever

• wheel and axle

Tags

NGSS.K-2-ETS1-2

A seesaw is an example of what type of simple machine?

• wheel and axle

• lever

• wedge

• pulley

Tags

NGSS.3-PS2-1

What type of simple machine makes chopping wood easier?

• inclined plane

• screw

• wedge

• lever

Tags

NGSS.K-2-ETS1-1

NGSS.K-2-ETS1-2

The ______________ is a flat surface that is raised so one end is higher than the other.

• inclined plane

• lever

• pulley

• wedge

Tags

NGSS.K-2-ETS1-2

The ____________ consists of a rod attached to a wheel, and makes it easier to move or turn things. A door knob is an example of this simple machine.

• lever

• pulley

• wheel and axle

• wedge

The ______________ is an inclined plane wrapped around a cylinder or cone. It is mostly used to hold objects together.

• pulley

• lever

• wheel and axle
  

• screw

Tags

NGSS.K-2-ETS1-2

This is an example of what simple machine?

• pulley
• lever
• screw
• inlined plane

This is an example of what simple machine?

• wheel and axle
• wedge
• pulley
• screw