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What are the three components of a lever?

• Fulcrum, Load, Effort
• Base, Handle, Grip
• Weight, Size, Color
• Length, Width, Height
• Speed, Velocity, Acceleration

Name three examples of levers in everyday life.

• Pliers, Wheelbarrow, tweezers

• Hammer, Screwdriver, Wrench
• Knife, Fork, Spoon
• Pen, Pencil, Marker
• Cup, Plate, Bowl

How does the length of the lever arm affect the turning effect or moment?

• The longer the lever arm, the greater the turning effect or moment.
• The shorter the lever arm, the greater the turning effect or moment.
• The length of the lever arm has no effect on the turning effect or moment.
• The turning effect or moment is unrelated to the length of the lever arm.
• The effect of the length of the lever arm on the turning effect or moment varies.

Which class of lever has the fulcrum positioned between the load and effort?

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

Which class of lever has the load positioned between the fulcrum and effort?

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

Which class of lever has the effort positioned between the fulcrum and load?

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

Which everyday object is an example of a second-class lever?

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Which lever component is the fixed point around which the lever pivots?

• Fulcrum
• Load
• Effort
• Base
• Handle

What is the product of force and distance called in a lever?

• Turning effect
• Moment
• Effort
• Load
• Fulcrum

Which unit is used to measure the turning effect or moment in a lever?

• Newton-meters (Nm)
• Kilograms (kg)
• Centimeters (cm)
• Watts (W)
• Pascals (Pa)