Other questions in this quiz

2. Why do astronomers today find it useful to photograph distant galaxies

  • more light collected, distant galaxies produce little light
  • to look at later went they want to
  • so they can zoom in on the photo

3. Order of scientists ideas of the solar system discoveries (eg Galileo) earliest first

  • Ptolemy, Copernicus, Galileo, Herschel
  • Herschel, Copernicus, Galileo, Ptolemy
  • Ptolemy, Galileo and Herschel, Copernicus
  • Copernicus, Galileo, Ptolemy, Herschel

4. Why can we see more stars with a telescope than is we use our naked eye

  • telescope collects more light than the naked eye so can see dimmer objects
  • it makes thing bigger
  • Telescopes collect less light which make it easier to see the planets

5. What is a virtual image

  • An image that appears to have only to have come from where the dotted line meets
  • it doesn't exist
  • there is more than one

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