Question: A galactic accident causes a red giant star to be moving on a collision course with our solar system. This star is moving very fast,

A galactic accident causes a red giant star to be moving on a collision course with our solar system. This star is moving very fast, and its light is Doppler shifted. Which of the following statements might be true? Assume light from the star would fall in the red part of the visible spectrum if the star were not moving relative to our solar system.
(a) Light from the star is observed as blue.
(b) Light from the star is observed as X-rays.
(c) Light from the star is observed in the infrared.
(d) Light from the star interferes with cell phone reception.

Step by Step Solution

★★★★★

3.49 Rating (172 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

The Doppler shift indicates that objects moving toward us will have higher ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related College Physics Reasoning Questions!

Describe a red giant star. List some of its properties?

We Are Stardust In 1952 spectral lines of the element technetium-99 (99Tc) were discovered in a red giant star. Red giants are very old stars, often around 10 billion years old, and near the end of...

An eagle (mA = 4.3 kg) moving with speed vA = 7.8 m/s is on a collision course with a second eagle mB = 5.6 kg) moving at vB = 10.2 m/s in a direction perpendicular to the first. After they collide,...

Question 40 (1 point) List Momentum is defined as Question 40 options: force multiplied by velocity. mass multiplied by acceleration. mass multiplied by speed. mass multiplied by velocity. Question...

SPH4U: Relativity Problems | 1. 10. 1]. 12. A cosmic ray (a muon) enters Earth's atmosphere 60 km above Earth's surface. It reaches a detector on the ground after travelling 400 as (u = 10'?) in the...

please answer these MCQ questions. NO explanation NEEDED JUST MARK THE RIGHT ANSWERS 1. Which one of the following is INCORRECT? Select one: a. A computer battery has more energy per gram than a...

Published by CQ Press, an Imprint of SAGE Publications, Inc. www.cqresearcher.com Future of Cars Are Americans ready for self-driving vehicles? C ars that drive themselves, long a staple of science...

Subject: Police Operations Be sure to make sure understand the concepts of the 4th Amendment and, specifically, Probable Cause. Then, read this discussion prompt and type and answer with an...

An organization'spurpose and respective strategy are influenced by its stakeholders. Use the relevant dimensions of Figure 5.2 to identify the main stakeholders for Volkwagen'selectric vehicle...

A company accountant did a study of 750 accounts receivable. She found that 119 accounts were paid early, 320 were paid on time, 200 were paid late, and 111 were considered uncollec table. Assume the...

More and more companies have specific workplace equity, diversity, and inclusion policies. Think about two companies for whom you may want to work or that you find interesting. Look up their websites...

\ table [ [ - - * , Wemqueve veryon,,,,,, ] , [ 1 2 8 , Prepaid insurance,,,,, ] , [ 1 3 1 , Prepaid reot,,,,,, ] , [ 1 6 3 , Oflice equipment,,,,,, ] , [ 1 6 4 , Acournulated degreciation - Office...

For the following LP, show that the optimal solution is degenerate and that none of the alternative solutions are corner points. You may use TORA for convenience. Maximize z = 3x1 + x2 subject to x1...

What is the difference between a configuration and a permutation?

What are the elements of a probability model, and how do they differ for continuous and discrete variables?

How does Figure 29.2 change if one is concerned with two versus three colored-ball configurations and permutations? 2. 3. 4)

(c) How might the statement of cash flows help the user of the financial statements? P5-7 (L01,3,5,6) GROUPWORK (Preparation of a Statement of Cash ing balance sheet at December 31, 2016. Flows and...

please show work for how you calculate the payment amounts. Using N, I, PV,FV Exam 2 -Critical Thinking Question 2 Question: Your cousin is aware that you are taking a finance class and has come to...

First drop down: does not allow us & allows us. Second drop down: is & is not. The National Sleep Foundation surveyed representative samples of adults in six different countries to ask questions...