What is quintessence?
A) the force that led to the inflationary period of the universe
B) the theoretically hypothesized five-dimensional space of the universe
C) the theoretically hypothesized form of dark energy that can change in strength
D) the cosmological constant
Correct Answer:
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Q3: What do current observations indicate about the
Q16: What is the assumption of isotropy?
A)that the
Q26: Which of the following does current evidence
Q27: What elements would you measure the abundance
Q39: What property of the universe includes filaments,walls,and
Q39: Imagine three universes that have the same
Q42: What is the current best determination of
Q43: Which of the following best describes the
Q45: What does the flatness problem state?
A) that
Q46: The detections of gravitational waves by LIGO
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