Distribution Of Matter In The Universe
.
- 1.What is a Massive Compact Halo Object (MACHO)?
- A.
Dim objects, intermediate between stars and planets
- B.
When a star's core cools
- C.
Microwave, Visible Light, Gamma-rays
- D.
Something that tastes good with queso
- 2.What percentage of the universe is baryonic matter?
- A.
None
- B.
4.6%
- C.
23%
- D.
72%
- 3.Scientists believe that Dark Energy (Select all the answers that apply)
- A.
Repels gravity
- B.
Is responsible for the expansion of the universe
- C.
Is large majority of the total content of the universe
- D.
Is WIMPs
- 4.Scientists believe that black holes are made of
- A.
Dark matter
- B.
Dark energy
- C.
Dark terrestrial energy
- D.
Light energy
- 5.Neutrinos have a ________________ charge.
- A.
Positive
- B.
Negative
- C.
No charge
- 6.The expansion of the universe is
- A.
Is not occurring at this point in time
- B.
Remains neutral
- C.
Speeding up
- D.
Slowing down
- 7.The density of the universe is
- A.
5.9 protons per cubic meter
- B.
579 protons per cubic meter
- C.
10 million protons per cubic meter
- D.
A trillion protons per cubic meter
- 8.What instrument is NASA using to gather information about the composition of the universe?
- A.
Woodworth Moorse Aircraft Pilot
- B.
Westfield Magnetic Arial Probe
- C.
Wilkinson Microwave Anisotropy Probe
- D.
The Cassini-Huggins Project
- 9.The universe is ________________________ .
- A.
Conical
- B.
Flat
- C.
Spherical
- D.
A quadrilateral
- 10.Material made of protons, neutrons and electrons is called _______________ by scientists.
- A.
Hydrogen
- B.
Neutrinos
- C.
Non baryonic matter
- D.
Baryonic matter
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