The Forces of Nature
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Questions and Answers

How many fundamental forces are explained by the standard model of particle physics?

  • Three
  • Four (correct)
  • Two
  • Five
  • What is the mysterious substance thought to make up about 27% of the universe?

  • Dark matter (correct)
  • Subatomic particles
  • Muon
  • Gravity
  • Where did the data for the potential fifth force of nature come from?

  • Subatomic particles
  • Fermilab US particle accelerator facility (correct)
  • Standard model of particle physics
  • Imperial College London
  • What is the name of the subatomic particles that were studied in the experiments?

    <p>Muons</p> Signup and view all the answers

    Why do researchers believe there could be a fifth fundamental force of nature?

    <p>Because the behavior in the experiments cannot be explained by the four known forces</p> Signup and view all the answers

    Which country decided that a golden goal in the 1994 Caribbean Cup would be worth two goals?

    <p>England</p> Signup and view all the answers

    What happens if a team scores a golden goal in football?

    <p>They win the game</p> Signup and view all the answers

    Why did the 1994 Caribbean Cup decide to make a golden goal worth two goals?

    <p>To increase the goal differential</p> Signup and view all the answers

    What is the goal differential in football?

    <p>The difference between the number of goals a team scores and concedes in a match</p> Signup and view all the answers

    What can the goal differential have serious ramifications for in football?

    <p>The outcome of qualifiers</p> Signup and view all the answers

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