The redshifts of Galaxy A and Galaxy B have been measured. The redshift of Galaxy B is twice that of Galaxy A. Which galaxy is farther away and by what factor?
A. There is not enough information to determine which is farther away.
B. Galaxy A is twice the distance of Galaxy B.
C. Galaxy B is four times more distant than Galaxy A.
D. Galaxy B is twice the distance of Galaxy A.
Answer: D. Galaxy B is twice the distance of Galaxy A.
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What will be an ideal response?
When there is a changing magnetic flux through an electric circuit, the direction of the induced current in the circuit is determined by ________ Law.
Fill in the blank(s) with the appropriate word(s).