Telescopes: Time Machines into the Distant Past
By Knowledge - Mind WorksFrom boclips.com
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This video explains how telescopes can act as time machines, allowing us to see objects in space as they appeared millions of years ago. By measuring distances in light years and understanding the speed of light, scientists can observe the light emitted by distant stars and galaxies, giving us insights into the universe's history.
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Explainer
Tutorial
Psychology
Physical Sciences
Physics
Astronomy
All ages
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