Simple Machines and Levers Quiz

What is the fixed point on a lever called?

• Force

• Load

• Fulcrum

• Effort

In which direction is the load moved in a second-class lever?

• Downwards

• Upwards

• In the same direction as the effort

• Opposite the effort

What is the mechanical advantage of a lever calculated by?

• Dividing the load arm by the effort arm

• Adding the load arm and the effort arm

• Subtracting the load arm from the effort arm

• Multiplying the load arm and the effort arm

What is the lever in a system used to transfer?

• Light

• Force

• Energy

• Heat

What is the name of the simple machine that is part of a wheelbarrow along with a lever?

• Wedge

• Screw

• Wheel and axle

• Pulley

What is the lever used by a human arm to lift a weight classified as?

• Second-class lever

• First-class lever

• Third-class lever

• Complex lever

What is the ratio of the effort force to the total force exerted on the load by the lever called?

• Force ratio

• Mechanical advantage

• Effort factor

• Load multiplier

What is the name of the Greek philosopher who formulated the principle of the lever?

• Euclid

• Aristotle

• Pythagoras

• Archimedes

What is the point on a lever where the effort is applied called?

• Force

• Load

• Fulcrum

• Effort

What type of lever is a crowbar classified as?

• Second-class lever

• First-class lever

• Third-class lever

• Complex lever