Levers

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

• between the resistance and the effort

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

• on the same side as the resistance arm.

This is the fixed point that a lever rotates around

• load

• scale

• fulcrum

• effort

What are the 3main parts of a lever?

• Foot, effort, report

• Fulcrum, structure, effort

• Fulcrum, resistance, effort

In second class lever, the resistance is between the fulcrum and _______.

• Resistance

• Effort

• Stone

What class lever is a seesaw?

• 1st

• 2nd

• 3rd

What class lever is a pair of scissors?

• 1st

• 2nd

• 3rd

What class lever is a pair of pilers?

• 1st

• 2nd

• 3rd

Tags

NGSS.MS-PS2-2

What class lever is an oar?

• 1st

• 2nd

• 3rd

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What class lever are tongs?

• 1st

• 2nd

• 3rd

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What class lever is a fishing rod?

• 1st

• 2nd

• 3rd

Tags

NGSS.MS-PS2-1