Simple Machines

The weight of an object being moved.

• load

• gravity

• force

• effort

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-4

An object that makes work easier.

• gravity

• machine

• effort

• friction

Tags

NGSS.MS-ETS1-2

The force that pulls an object toward Earth.

• friction

• load

• motion

• gravity

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

The force applied to a simple machine to do work.

• friction

• effort

• load

• fulcrum

The force that resists the movement of objects against each other.

• gravity

• friction

• load

• effort

A change in position.

• effort

• motion

• machine

• load

Tags

NGSS.MS-PS2-2

A greater mass requires a greater force to move it.

• True

• False

Tags

NGSS.MS-PS2-2

The force that moves an object over a distance.

• load

• effort

• work

• machine

The amount of work you do does not depend on how much energy you use.

• True

• False

Tags

NGSS.MS-PS3-5

A block and tackle allow you to use less force when lifting an object because the ropes move a greater distance.

• True

• False

Tags

NGSS.MS-ETS1-1