Simple Machines, Energy and Mechanism

work is

• energy from the sun

• a type of machine

• a force that moves an object

• a force that pulls you toward the earh

Which type of simple machine would help you raise a flag on a flagpole?

• Wedge

• Pulley

• Inclined Plane

• Lever

Which type of simple machine is a knife?

• Wedge 

• Pulley

• Inclined Plane

• Lever

The Ability to do work

• Soil

• Math

• Matter

• Energy 

One form of energy changes to another

• Energy Transformation

• Energy Transfer

 

Which of the following machines is not an example of wheel and axle?

• 
• 
• 
• 

Which is the example of conversion of wind energy into electricity?

• 
• 
• 
• 

What happens to the speed in this mechanism?

• Increased

• Decreased

• Remain Constant

• none

Energy harnessed from the sun ( radiant light and heat)

• Wind Energy 

• Hydropower

• Solar Energy 

• Nuclear Energy

What is the name of this part?

• Pulley

• Inclined Plane

• Screw

• Wedge