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10 questions from this quiz
Directly proportional to its distance
v=H⋅dv = H \cdot dv=H⋅d
65 km/s/Mpc
t=1Ht = \frac{1}{H}t=H1
Multiply by 1000
15 billion years
Extremely small and hot
Leftover energy from the Big Bang
73%
The universe cooled down
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