Simple Machines and Efficiency

The fixed point around which a lever rotates is know as the

• wheel.

• fulcrum.

• input force.

• output force.

A simple machine that splits an object apart is a _______.

• inclined plane

• fulcrum

• wedge

• lever

A ramp is an example of a(n) _______.

• inclined plane

• fulcrum

• force

• lever

Tags

NGSS.MS-PS3-5

What simple machine makes work easier by using a wheel and rope to help move an object?

• pulley

• wheel & axle

• inclined plane

What is this simple machine?

• Inclined Plane

• Lever

• Gear

• Wheel and axle

Tags

NGSS.MS-PS2-1

All simple machines help make work _________.

• harder

• smaller

• lighter

• easier

how many types of levers are there?

• 1

• 2

• 3

• 4

• 5

What class lever is pictured?

• Class 1

• Class 2

• Class 3

• Class 4

Which type of simple machine is being used to make this job easier?

• Lever

• Wedge

• Pulley

• Inclined Plane

Tags

NGSS.MS-PS2-2

what part of the lever is in the middle when it's in first class

• the fulcrum

• the load

• the eyes

• the energy