Physics, 27.01.2020 22:31 miastrick19
Suppose that you measure a galaxy's redshift, and from the redshift you determine that its recession velocity is 30,000 (3×104 kilometers per second. according to hubble's law, approximately how far away is the galaxy?
Answers: 2
Physics, 22.06.2019 06:40
How does the kinetic energy of a charge change as the charge moves under the effect of an electric field from higher potential to lower potential? a.the kinetic energy increases.b.the kinetic energy decreases.c.the kinetic energy remains the same.d.the kinetic energy is always zero.
Answers: 1
Suppose that you measure a galaxy's redshift, and from the redshift you determine that its recession...