Physics: Static Force and Equilibrium

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Questions and Answers

What is the primary purpose of using levers in physical work?

  • To exercise most of our movements
  • To involve the use of bones in the body
  • To make physical work more difficult
  • To move something that is heavy or to move something quickly (correct)

What is the point at which the lever rotates called?

  • Load
  • Fulcrum (correct)
  • Output force
  • Input force

What is the term for how much a simple machine multiplies an applied force?

  • Fulcrum point
  • Lever system
  • Simple machine
  • Mechanical advantage (correct)

What is the object that is lifted on the other end of the bar when using a lever?

<p>Load (B)</p> Signup and view all the answers

What determines the type of lever and the amount of mechanical advantage the machine has?

<p>Location of the force, load, and fulcrum (B)</p> Signup and view all the answers

What is the term for the force applied to the lever?

<p>Input force (B)</p> Signup and view all the answers

What is an example of using a lever system within the body?

<p>All of the above (D)</p> Signup and view all the answers

What happens when the effort is farther away from the fulcrum?

<p>It is easier to move the load (D)</p> Signup and view all the answers

What is the term for the bar that turns on an unmoving point?

<p>Lever (C)</p> Signup and view all the answers

What is the result of using a lever system?

<p>Mechanical advantage (B)</p> Signup and view all the answers

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