Light Properties Quiz

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Questions and Answers

What is light?

  • A form of matter that emits heat and brightness
  • A physical object that illuminates its surroundings
  • A type of sound wave that travels through space
  • A form of energy that enables us to see things around us (correct)

What travels in straight lines and casts shadows?

  • Light waves (correct)
  • Heat waves
  • Matter particles
  • Sound waves

What is the speed of light in a vacuum?

  • 299,792,458 meters per second (correct)
  • 500,000,000 meters per second
  • 100,000,000 meters per second
  • 1,000,000,000 meters per second

What is the primary source of natural light on Earth?

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

How does light travel?

<p>It travels slower in water than in air (C)</p> Signup and view all the answers

What color does an object appear if it reflects all light and absorbs none?

<p>White (A)</p> Signup and view all the answers

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