Other questions in this quiz

2. Who made the law of refraction?

  • Willebrord van Roijen Snell
  • Archimedes
  • Galileo Galilei
  • Steven Hawking

3. What force keeps a boat bouyant?

  • Upthrust
  • Gravity
  • Air resistance
  • Centripetal

4. What force slows down somebody falling?

  • Friction
  • Upthrust
  • Air resistance
  • Gravity

5. How many days does it take the moon to orbit the Earth

  • 28 days
  • 10 days
  • 45 days
  • 69 days

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