If you are using a screwdriver to pry open a paint can, you are using what type of simple machine?

Question 1 options:

pulley


lever


screw


wheel and axle What is done whenever a force moves an object through a distance?

Question 2 options:

force


load


energy


work


What simple machines would move or turn an object?

Question 3 options:

wheel and axle


lever


screw


wedge A see-saw is an example of what type of lever?

Question 4 options:

First Class


Second Class


Third Class


Fourth Class A ramp is an example of an inclined plane. A man in a wheelchair was trying to get up the ramp, but he was having trouble because it was too steep. What can you do to make the ramp more useful?

Question 5 options:

Shorten the ramp


Decrease the height of the ramp


Remove the ramp and put in stairs


Lengthen the ramp