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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Constant Acceleration Kinematics: An object starts from rest and undergoes uniform acceleration. During the first second it travels 5.0 m. How far will it travel during the third second?
A. 5.0 m B. 15 m C. 25 m D. 45 m
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).