Work/Force

Work: use a _____ to move an object.

Tags

NGSS.3-PS2-1

What are the 2 types of force? ____ ___ ____

Tags

NGSS.MS-PS2-1

If an object does not move when a force is applied, work is still being done.

• True

• False

Simple machines are things used to make work harder.

• True

• False

Simple machines have few to no moving parts.

• True

• False

Lever​ (a)  

• bar that goes up and down, side to side
• a plane that is slanted
• a wheel with an axle

inclined plane​ (a)  

• a plane that is slanted
• a bar that goes up and down
• a fixed point

pulley​ (a)  

• a wheel with a rope, cord, wire or chain
• a wheel on a stick that makes a circular motion
• plane that is slanted

wheel and axle​ (a)  

• a wheel on a stick that makes a circular motion
• 2 inclined planes back to back with a flat top
• a cylinder with an inclined plane

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

wedge​ (a)  

• 2 inclined planes back to back with a flat top
• a plane that is slanted
• a bar that goes up and down, side to side

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2