red shift
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The red shift that can be observed in light from distant galaxies suggests that the universe is expanding, and thus supports the Big Bang theory.
Example Sentences
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The red shift indicates a change in the electronic structure or optical properties of the material.
From Science Daily • May 3, 2024
Its value is determined by taking the slope of a graph of velocity versus distance, obtained from red shift measurements, such as shown in Figure 34.5.
From Textbooks • Aug. 12, 2015
What does this imply, assuming that the only source of red shift is relative motion?
From Textbooks • Aug. 12, 2015
But such gravitational lensing is also useful in verifying that the red shift is proportional to distance.
From Textbooks • Aug. 12, 2015
If the universe were expanding faster in some directions than in others, the intensity of the radiation in those directions would be reduced by an additional red shift.
From "A Brief History of Time: And Other Essays" by Stephen Hawking
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
