In 1998, It Was Announced That Very Distant Type Ia

question 33

Multiple Choice

In 1998, it was announced that very distant type Ia supernovae were dimmer than expected based on their redshifts. What did this imply about the state of the universe?

• A) The expansion of the universe is accelerating.
• B) The universe must be closed.
• C) The universe contains the critical density of dark matter.
• D) The universe must be infinitely old.

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Definitions:

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