subject

Physics, 24.11.2020 17:50 emmie50

What phenomenon causes an apparent change in the color of a star moving toward or away from an observer?
A. blueshift
B. doppler
C. cosmological redshift
D. redshift

ansver

Answers: 1

Show answers

Another question on Physics

question

Physics, 22.06.2019 11:00

Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?

Answers: 2

question

Physics, 22.06.2019 15:30

The radius of an atom is closest in size to a

Answers: 2

question

Physics, 23.06.2019 10:30

How many minutes does light need to travel from the sun to jupiter?

Answers: 1

question

Physics, 23.06.2019 10:30

How does the structure of methanol differ from the structure of methane

Answers: 3

You know the right answer?

What phenomenon causes an apparent change in the color of a star moving toward or away from an obse...

Questions

question

Mathematics, 29.08.2021 20:20

Which ordered pair comes from the table? X:2345 y:1442 A.(2,1)B.(2,5)C.(1,2)D.(4,3)...

question

English, 29.08.2021 20:20

Insert two dashes where needed. The Matvei Mudrov a medical train serving isolated villages in Siberia contains a clinic, exam rooms, and a te...

question

Mathematics, 29.08.2021 20:20

Please help only part iv ...

question

English, 29.08.2021 20:20

Aside from a list, what does the colon signal in the sentence beginning "I am the way my daughter . . ."? What new information does it provide?...

question

Mathematics, 29.08.2021 20:20

What is the answer to the following math question

question

English, 29.08.2021 20:20

Can we truly help anyone from a distance to achieve their goals?...

question

Mathematics, 29.08.2021 20:20

20 Points Thanks <3 ...

question

Mathematics, 29.08.2021 20:20

I am a prime number. I am two digits. The sum of my digits is 8. My tens digit is 6 less than my ones digit....

question

Mathematics, 29.08.2021 20:20

Anyone really good at trig willing to help me out? i will give brainliest

question

World Languages, 29.08.2021 20:20

Explain the following sentences. How are we able to resolve the apparent difficulty of dealing with such referring expressions as yesterday, four hu...

question

Chemistry, 29.08.2021 20:20

A neutral atom of an element has three energy levels and two valence electrons. Which element in the periodic table does this describe?...

question

History, 29.08.2021 20:20

Answer the question as a definition? ...

question

Chemistry, 29.08.2021 20:20

How many moles of LiOH are needed to react completely with 25.5 g of CO2...

question

History, 29.08.2021 20:20

A partir de la información brindada responde las siguientes preguntas: 1. Realice un breve explicación sobre la filosofía moderna 2. ¿Por qué se origi...

question

Mathematics, 29.08.2021 20:20

12. What is the average temperature for the five days? Day Mon Tue Wed Thu. Fri. Temperature -3°F 2°F 1°F --4°F -6°F A. -2°F B. -1°F C. 2°F D. 1°F

question

Mathematics, 29.08.2021 20:20

Please Help! I will give you a lot of points and the brainiest! --This is Hindu-Arabic math, so you can't use our regular number system

question

Mathematics, 29.08.2021 20:20

Solve each equation 3m-3/5=2m-1/2...

question

Mathematics, 29.08.2021 20:20

Please explain/show work. P. s. it won’t let me uncheck a problem, so D isn’t necessarily the answer.

question

English, 29.08.2021 20:20

Test Yourself 3 Fill each blank with a suitable tag question: a. You didn't see me, b. He sells toys, c. They don't like cats,

question

English, 29.08.2021 20:20

Fix the adjective error (if one exists). Mysterio is worse at skiing than his friends who live in Colorado. Reset Submit answer

More questions: Physics Another questions

Questions on the website: 13722361