Red Shift and Doppler Effect

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  • Created by: cnwyamak1
  • Created on: 11-01-16 00:45
What is the red shift of a distant galaxy
The shift to longer wavelengths of the light from it
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Red shift support the idea that objects are moving...
Further away
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The red end of the spectrum is (long or short) wavelength?
Long
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The farther an object is red-shifted, what do we know about its distance?
Further away
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The farther an object is red-shifted, what do we know about its speed?
Travelling faster
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Blue shift support the idea the objects are moving...
Towards us
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The blue end of the spectrum is (long or short) wavelength?
Short
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Why are distant galaxies moving away from us
The universe is expanding
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The doppler effect supports the idea that the universe is...
Expanding
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How did the universe start
The big bang
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Since when has the universe has been expanding
The big bang
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What of radiation was created just after the big bang
Cosmic Microwave Background Radiation (CMBR)
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How long ago did the Big Bang occur?
13.8 billion years ago
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Other cards in this set

Card 2

Front

Red shift support the idea that objects are moving...

Back

Further away

Card 3

Front

The red end of the spectrum is (long or short) wavelength?

Back

Preview of the front of card 3

Card 4

Front

The farther an object is red-shifted, what do we know about its distance?

Back

Preview of the front of card 4

Card 5

Front

The farther an object is red-shifted, what do we know about its speed?

Back

Preview of the front of card 5
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