Question 1

Based on the snapshot of a Bolshoi cosmological simulation in the figure below, roughly estimate the size of the largest void captured in the frame.Note that each side of the square field in the simulation represents 89 Mpc.

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Question 2

Explain how scientists have determined that only ~5 percent of mass and energy in the universe is "ordinary" or "normal" matter.

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Question 3

Explain how computer simulations of structure formation and observations of the structure in the universe can help astronomers determine the nature of dark matter.

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Quiz 23: Large-Scale Structure in the Universe

Based on the snapshot of a Bolshoi cosmological simulation in the figure below, roughly estimate the size of the largest void captured in the frame.Note that each side of the square field in the simulation represents 89 Mpc.

Explain how scientists have determined that only ~5 percent of mass and energy in the universe is "ordinary" or "normal" matter.

Explain how computer simulations of structure formation and observations of the structure in the universe can help astronomers determine the nature of dark matter.