Simple Machines and Their Components Quiz

What are the three things simple machines can change to make work easier?

• Force, distance, and direction
• Speed, weight, and size
• Effort, resistance, and fulcrum
• Mass, volume, and density

Which of the following is NOT one of the two main forces when dealing with simple machines?

• Effort force
• Resistance force
• Gravitational force
• Load force

What is the fixed pivot point of a lever called?

• Fulcrum
• Effort arm
• Resistance arm
• Load point

In a first-class lever, what is located between the effort force and the resistance force?

• Fulcrum
• Effort arm
• Resistance arm
• Load

Which type of lever has the resistance force located between the effort force and the fulcrum?

• First-class lever
• Second-class lever
• Third-class lever
• Fourth-class lever

Which type of lever is known for having a LOW mechanical advantage?

• First-class lever
• Second-class lever
• Third-class lever
• Fourth-class lever

What type of simple machine is essentially a lever that rotates around a fixed point?

• Pulley
• Wheel and axle
• Inclined plane
• Wedge

What is a multiple pulley system called?

• Block and tackle
• Compound pulley
• Pulley array
• Force multiplier

Which of the following best describes an inclined plane?

• A flat surface at an angle to a force
• A rotating wheel on an axle
• A lever with a movable fulcrum
• A pulley system with multiple wheels

What is the resistance distance in an inclined plane?

• Height of the ramp
• Length of the ramp
• Width of the ramp
• Angle of the ramp