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Which theory states the universe started with a singularity that suddenly expanded?
Hot
12-15 billion years
A lot of gas and dust
Geocentric
2/3 on the spiral arm called Orion's Arm
Heliocentric
The Big Bang Theory
elliptical
What was the temperature like immediately after the Big Bang?
Hot
12-15 billion years
A lot of gas and dust
Geocentric
2/3 on the spiral arm called Orion's Arm
Heliocentric
The Big Bang Theory
elliptical
What do we need to find in a galaxy to produce young stars?
Hot
12-15 billion years
A lot of gas and dust
Geocentric
2/3 on the spiral arm called Orion's Arm
Heliocentric
The Big Bang Theory
elliptical
Which model of the solar system has Earth in the middle?
Hot
12-15 billion years
A lot of gas and dust
Geocentric
2/3 on the spiral arm called Orion's Arm
Heliocentric
The Big Bang Theory
elliptical
How old do scientists believe the universe is?
Hot
12-15 billion years
A lot of gas and dust
Geocentric
2/3 on the spiral arm called Orion's Arm
Heliocentric
The Big Bang Theory
elliptical
Which model of the solar system has the sun at the center?
Hot
12-15 billion years
A lot of gas and dust
Geocentric
2/3 on the spiral arm called Orion's Arm
Heliocentric
The Big Bang Theory
elliptical
Kepler discovered that planets do NOT orbit the sun in a perfect circle. Instead, they orbit in ____________ orbits.
Hot
12-15 billion years
A lot of gas and dust
Geocentric
2/3 on the spiral arm called Orion's Arm
Heliocentric
The Big Bang Theory
elliptical
Where is our solar system located inside of the Milky Way galaxy?
Hot
12-15 billion years
A lot of gas and dust
Geocentric
2/3 on the spiral arm called Orion's Arm
Heliocentric
The Big Bang Theory
elliptical
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