Physics
Physics, 03.03.2021 23:50, coolkid20034

A scientist analyzes the light from a distant galaxy and finds that it is shifted to the longer wavelength of the electromagnetic spectrum. What does this data help to study? 1) the color of the galaxy
2) the distance of the galaxy from Earth
3) the existence of life on any planet in the galaxy
4) the study of the amount of light scattered by dust in space

answer
Answers: 2

Other questions on the subject: Physics

image
Physics, 22.06.2019 15:00, chynahgibsonwinfrey
What happens when a rubber rod is rubbed with a piece of fur?
Answers: 1
image
Physics, 22.06.2019 16:30, lululoveee586
What happens when you slowly pulled the carboard?
Answers: 2
image
Physics, 22.06.2019 22:30, allysoftball4878
Use the illustration to describe how the electromagnetic spectrum changes as its frequency moves from radio waves to higher energy gamma waves in terms of wavelength and amplitude.
Answers: 1
image
Physics, 23.06.2019 08:00, eduardo83124
Stephanie lives in california, and her cousin thomas lives in france. which coordinate system would be most useful if the two wanted to observe the same meteor shower and discuss their observations over online chat as they're making them? a. horizontal b. equatorial c. azimuth-altitude d. celestial or azimuth-altitude
Answers: 1
Do you know the correct answer?
A scientist analyzes the light from a distant galaxy and finds that it is shifted to the longer wave...

Questions in other subjects:

Konu
Geography, 22.03.2021 20:40