Levers

WHAT ARE THE 3 MAIN PARTS OF A LEVER?

• FOOT, EFFORT, REPORT

• FULCRUM, STRUCTURE, EFFORT

• FULCRUM, EFFORT, LOAD

What kind of lever is this?

• First Class Lever

• Second Class Lever

• Third Class Lever

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A see saw is an example of a:

• 1st class lever

• 2nd class lever

• 3rd class lever

What class lever is a nutcracker?

• 1st

• 2nd

• 3rd

A wheelbarrow is an example of a:

• 1st class lever

• 2nd class lever

• 3rd class lever

Tags

NGSS.MS-PS2-2

Which class of levers is the crowbar arrangement below?

• 1^st

• 2^nd

• 3^rd

• None of the above

This is the claw hammer. What class of lever is it?

• 1^st

• 2^nd

• 3^rd

• 1^st and 2^nd

Tags

NGSS.MS-PS2-2

An example of a lever is a ...

• pulley

• bicycle 

• scissors 

• screw 

Tags

NGSS.3-5-ETS1-1

For a lever to be a first class lever the fulcrum needs to be ..

• between the load and the effort

• on one side and the load and effort on the other side 

• on the same side as the load arm. 

What is the fixed point where a lever turns or pivots?

• load

• work

• fulcrum

• screw