Which of the following concepts can be used to study the rate of acceleration of the Universe ...........

Geography Space

Which of the following concepts can be used to study the rate of acceleration of the Universe?

1. Supernovae Explosions

2. Dark Matter

3. Dark Energy

4. Black Holes

Select the correct answer using the codes given below:

1 and 3 only

1 and 2 only

2, 3 and 4 only

1, 3 and 4 only

2nd is incorrect.
Dark Matter is not used to study the rate of acceleration of the Universe.

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