Work and Machines

Energy due to motion is ____________ energy. 

• Potential 
• Energy
• Kinetic
• Friction

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

__________ is stored energy. 

• Potential
• Kinetic
• None of the above 
• All of the above 

Tags

NGSS.MS-PS3-2

What is the equation for power?

• P = Work/time
• P = Force/time
• P = time/distance
• P = Work * time

______ Is done when a force (N) causes an object to move a certain distance (m).

• Energy

• Work

• Power

• Force

Decide if the picture above illustrates work or no work

• WORK

• NO WORK

Tags

NGSS.MS-PS3-5

Decide if the picture above illustrates work or no work

• WORK

• NO WORK

What is the formula for work?

• f x d = w

• f x m = w

• d x m = w

• s x m = w

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-4

Flagpole

• wedge
• pulley
• incline plane
• wheel and axle

Tags

NGSS.MS-PS2-1

Lightbulb

• wedge
• pulley
• incline plane
• screw

Stairs

• wedge
• pulley
• inclined plane
• wheel and axle