Cosmic Times Keyword Match Pre-test
Match the keywords and phrases in the left column with their definitions in the right column.
Keywords
- 1. ___
- Einstein's General Theory of Relativity
- 2. ___
- Dark energy
- 3. ___
- Cosmic microwave background
- 4. ___
- John Mather
- 5. ___
- Supernovae
- 6. ___
- Big bang
- 7. ___
- Hubble's Law
- 8. ___
- Red shift
- 9. ___
- Inflation
- 10. ___
- Dark matter
Definitions
- A.
- A shift in the observed spectrum of an object due to its motion
- B.
- Stars that light up suddenly to great brightness and then fade away
- C.
- Rapid expansion of the Universe after the Big Bang
- D.
- Galaxies which are farther away are moving away faster
- E.
- Matter whose existence is known only through its gravitational pull on other matter
- F.
- The light from the early Universe
- G.
- COBE satellite
- H.
- Explains how gravity works
- I.
- Leading theory of the origin of the Universe
- J.
- Hypothesized form of energy that causes the expansion of the Universe to speed up
