Question

Dark energy I. causes the expansion of the Universe to accelerate. II. was first found from observations of distant supernovae. III. makes up 99.9% of the mass/energy of the Universe. IV. can be used to estimate the distance to galaxies. I and II I and III I, II and III I, III, and IV All of I, II, III, and IV

          Dark energy
I. causes the expansion of the Universe to accelerate.
II. was first found from observations of distant supernovae.
III. makes up 99.9% of the mass/energy of the Universe.
IV. can be used to estimate the distance to galaxies.

I and II
I and III
I, II and III
I, III, and IV
All of I, II, III, and IV

Dark energy
I. causes the expansion of the Universe to accelerate.
II. was first found from observations of distant supernovae.
III. makes up 99.9% of the mass/energy of the Universe.
IV. can be used to estimate the distance to galaxies.

I and II
I and III
I, II and III
I, III, and IV
All of I, II, III, and IV

Added by Olivia C.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Ankur S

06/05/2022

Step 1

Dark energy causes the expansion of the Universe to accelerate: This is true. Observations of distant supernovae have provided evidence that the expansion of the universe is accelerating, a phenomenon attributed to dark energy. II. Dark energy was first found Show more…

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Dark energy I. causes the expansion of the Universe to accelerate. II. was first found from observations of distant supernovae. III. makes up 99.9% of the mass/energy of the Universe. IV. can be used to estimate the distance to galaxies. I and II I and III I, II and III I, III, and IV All of I, II, III, and IV