Simple Machines

“The ability to do work” is the definition of which of the following?

• energy

• motion

• force

• velocity

Tags

NGSS.MS-PS3-5

In Scientific terms how is work defined ?

• something you get paid for

• a transfer of energy

• force

• energy

Tags

NGSS.MS-PS3-5

How do simple machines change humans work ?

• make it more important

• make it easier

• make it harder

• make it fun

Tags

NGSS.MS-PS2-1

The inclined plane called a seesaw uses what type of motion to move?

• rolling

• pushing

• pulling

• rowing

Tags

NGSS.MS-PS2-4

If you wanted to make lifting this rock with a lever easier, what could you do?

• Make the board on the man’s side of the fulcrum longer.

• Make the board on the rock’s side of the fulcrum longer

• Move the fulcrum closer toward the man..

• None of the above

Tags

NGSS.MS-ETS1-1

How do pulleys make work easier?

• they change the direction of a force

• they change the amount of force required

• the distance over which the force is applied

• the measurement of an object

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

The flag pole mechanism is an example of which simple machine? 

• Inclined Plane
• Lever
• Wedge
• Pulley

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is this?

• a wedge
• an inclined plane
• a screw

What is this?

• a screw 
• a wedge
• an inclined plane

What simple machine is used here?

• a screw
• a wedge
• an inclined plane

Tags

NGSS.MS-PS2-2