Question
What caused people to accept the geocentric model of the universe? (1 point)
• Noticing the gravity will eventually pull all the planets and the universe back together.
• Objects seem to move across the sky, and Earth did not feel like it was moving.
• Measurements and mathematical models demonstrated that the planets orbit around the sun.
• Telescopes allowed for a much detailed view of the circular orbits of the planets.
• Noticing the gravity will eventually pull all the planets and the universe back together.
• Objects seem to move across the sky, and Earth did not feel like it was moving.
• Measurements and mathematical models demonstrated that the planets orbit around the sun.
• Telescopes allowed for a much detailed view of the circular orbits of the planets.
Answers
Answer
What triggered the cyclic model of the origin of the universe? (1 point)
• Some scientists think that the universe will not keep expanding forever.
• Some scientists began to use telescopes and mathematics to study the universe.
• Some scientists found that the amount of radiation in space is not consistent with an explosion.
• Some scientists argue that the planets do not orbit in circles around the sun.
• Some scientists think that the universe will not keep expanding forever.
• Some scientists began to use telescopes and mathematics to study the universe.
• Some scientists found that the amount of radiation in space is not consistent with an explosion.
• Some scientists argue that the planets do not orbit in circles around the sun.
Answer
Which ideas describe the big crunch? (1 point)
• After the universe reaches its expansion limit, gravity will pull it all back together.
O The universe goes through infinite cycles of expansion and contraction.
• The big bang actually never occurred, and the universe must have a different origin.
• The universe is not only composed of the objects that we can see.
• After the universe reaches its expansion limit, gravity will pull it all back together.
O The universe goes through infinite cycles of expansion and contraction.
• The big bang actually never occurred, and the universe must have a different origin.
• The universe is not only composed of the objects that we can see.
Answer
Use the excerpt from an online article to answer the question.
"While the big bang theory is the most popular modern theory of how the universe formed, it is incomplete."
Which question does the big bang theory leave unanswered?
(1 point)
O How did galaxies and stars form?
• What is the future of the universe?
• When did the universe form?
• What is the temperature of deep space?
"While the big bang theory is the most popular modern theory of how the universe formed, it is incomplete."
Which question does the big bang theory leave unanswered?
(1 point)
O How did galaxies and stars form?
• What is the future of the universe?
• When did the universe form?
• What is the temperature of deep space?
Answer
Which theory of how the universe formed is best supported by evidence of radio waves detected in space? (1 point)
• heliocentric model
О big crunch theory
• steady state theory
O big bang theory
• heliocentric model
О big crunch theory
• steady state theory
O big bang theory
Answered by
GPT 3.5
B. Objects seem to move across the sky, and Earth did not feel like it was moving.
Answered by
GPT 3.5
A. Some scientists think that the universe will not keep expanding forever.
Answered by
GPT 3.5
A. After the universe reaches its expansion limit, gravity will pull it all back together.
Answered by
GPT 3.5
O How did galaxies and stars form?
Answered by
GPT 3.5
O big bang theory
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