PS724 - Simple Machines

a flat, sloped surface

• inclined plane

• wheel and axle

• wedge

• lever

• fulcrum

a rope that fits into a groove in a wheel

• pulley

• wheel and axle

• screw

• fulcrum

• inclined plane

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

the force exerted on a machine

• input force

• fulcrum

• mechanical advantage

• efficiency

• wedge

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Two different sized circular objects - attached together and turn as one

• wheel and axle

• wedge

• pulley

• mechanical advantage

• inclined plane

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A rigid bar that is free to move around a fixed point

• lever

• wheel and axle

• pulley

• load

• wedge

thick at one end and a thin edge at the other end

• wedge

• mechanical advantage

• input force

• screw

• lever

An inclined plane wrapped around a cylinder

• screw

• wedge

• lever

• efficiency

• simple machine

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

NGSS.MS-ETS1-4

percentage of the input work that is converted to output work

• efficiency

• mechanical advantage

• input force

• wheel and axle

• pulley

the number of times a machine increases a force exerted on it

• mechanical advantage

• efficiency

• input force

• fulcrum

• pulley

fixed point on a lever

• fulcrum

• mechanical advantage

• wedge

• wheel and axle

• pulley

Tags

NGSS.MS-PS2-2