Gravitational Lensing Splits Supernova Light

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Gravitational Lensing Splits Supernova Light

Science & Technology
Gravitational Lensing Splits Supernova Light

Astronomers identify rare “time-warped” supernovas whose light, split by gravitational lensing, reaches Earth in parts while the remaining light is delayed by decades due to space-time distortion.

Gravitational Lensing and “Time-warped” Supernovas:

Dimension Key Details
SupernovaStar reaching the end of its life and exploding in a brilliant burst of light.
Core concept Massive object behaving like a lens and warping space and time.
Example of lens The lensing massive object comprises a galaxy cluster (as an example mentioned).
Effect on light Comprises light bending, distortion, and magnification as light passes around a massive object.
Scientific utility The observation provides for data to measure the expansion rate of the universe and study early cosmic history.
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Attempt Possible Qs

Q 1 / 5
With reference to the “time-warped” supernovas, consider the following statements:
1. Their light is split by gravitational lensing.
2. Parts of their light reach Earth at Same times due to space-time distortion.
Which of the statements given above are correct?