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Which is evidence that the universe began with an explosion?
nuclear fusion of lighter elements into heavier elements
1206
2
the wavelength of light if getting longer and the star is moving away from Earth.
13.8 billion years ago
gravitational attraction
Measurements of cosmic microwave background radiation
1
Which graph best represents the relationship between time to the size of the universe from the beginning to the present?
nuclear fusion of lighter elements into heavier elements
1206
2
the wavelength of light if getting longer and the star is moving away from Earth.
13.8 billion years ago
gravitational attraction
Measurements of cosmic microwave background radiation
1
What force causes clouds of dust and gas to come together to form a protostar?
nuclear fusion of lighter elements into heavier elements
1206
2
the wavelength of light if getting longer and the star is moving away from Earth.
13.8 billion years ago
gravitational attraction
Measurements of cosmic microwave background radiation
1
Which graph best represents the relationship between the size of the universe and the temperature of the universe?
nuclear fusion of lighter elements into heavier elements
1206
2
the wavelength of light if getting longer and the star is moving away from Earth.
13.8 billion years ago
gravitational attraction
Measurements of cosmic microwave background radiation
1
Scientists infer that the universe began approximately
nuclear fusion of lighter elements into heavier elements
1206
2
the wavelength of light if getting longer and the star is moving away from Earth.
13.8 billion years ago
gravitational attraction
Measurements of cosmic microwave background radiation
1
Which process produces the largest amount of energy given off by stars?
nuclear fusion of lighter elements into heavier elements
1206
2
the wavelength of light if getting longer and the star is moving away from Earth.
13.8 billion years ago
gravitational attraction
Measurements of cosmic microwave background radiation
1
The red shifting of light from distance galaxies is evidence that supports
nuclear fusion of lighter elements into heavier elements
1206
2
the wavelength of light if getting longer and the star is moving away from Earth.
13.8 billion years ago
gravitational attraction
Measurements of cosmic microwave background radiation
1
Another galaxy has a recession velocity of 18,000 kilometers per second. What is this galaxy’s approximate distance from Earth in million light years if it follows the same pattern shown on the data table?
nuclear fusion of lighter elements into heavier elements
1206
2
the wavelength of light if getting longer and the star is moving away from Earth.
13.8 billion years ago
gravitational attraction
Measurements of cosmic microwave background radiation
1
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