An astronomer observes electromagnetic waves emitted by oxygen atoms in a distant galaxy that have a frequency of 5.710 × 10^14 hz. in the laboratory on earth, oxygen atoms emit waves that have a frequency of 5.841 × 10^14 hz. determine the relative velocity of the galaxy with respect to the astronomer on the earth. note: the speed of light is 2.9979 × 108 m/s.

Which boundary is associated with the building of the himalaya mountains? convergent transform divergent hot spot

Identify the correct relation showing that the radius r of the orbit of a moon of a given planet can be determined from the radius r of the planet, the acceleration of gravity at the surface of the planet, and the time τ required by the moon to complete one full revolution about the planet. determine the acceleration of gravity at the surface of the planet jupiter knowing that r = 71 492 km and that t= 3.551 days and r= 670.9 × 10^3 km for its moon europa.

Ineed ! using proper grammar, spelling, and punctuation, write at least one 5 sentence paragraph describing 3 ways we use the elements of the electromagnetic spectrum (ems) in our everyday lives.