Physics 1.6 - Red Shift

Quick 10 question quiz on the topic P1.6 - Red Shift.

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1. Which of these statements about the Doppler effect is TRUE?

  • When a source moves towards an observer, the observed frequency decreases
  • When a source moves towards an observer, the observed wavelength decreases
  • When a source moves towards an observer, the observed wavelength increases
  • When a source moves towards an observer, the observed wavelength expands
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Other questions in this quiz

2. How do scientists explain the presence of CMBR?

  • Dust and debris from exploding stars affects the radiation equipment
  • It is remaining heat radiation from the Big Bang
  • It is heat radiation emitted when distant stars explode
  • It is light radiation left over from the Big Bang

3. What does CMBR stand for?

  • Constant Multiple Background Radiation
  • Cosmic Magnetic Background Radiation
  • Cosmic Microwave Background Radiation
  • Constant Metallic Background Radiation

4. A group of similar waves ordered by frequency or wavelength?

  • Wavrum
  • Datum
  • Spectrum
  • Atrium

5. What happens to sound waves emitted from a police car moving towards you?

  • Their frequency appears increased, so their pitch increases
  • Their wavelength appears increased, so their pitch increases
  • Their amplitude appears increased, so their pitch increases
  • They move faster, so their pitch increases
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