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Light: A Form of Energy - Learning Outcomes and Concepts

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Light: A Form of Energy - Learning Outcomes and Concepts

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Questions and Answers

What is light?

Light is a form of energy.

What is the speed at which light travels?

Light travels at a speed of $3 imes 10^8$ m/s.

How long does it take for light from the Sun to reach the Earth?

Light takes nearly 8 minutes to reach the Earth from the Sun.

What did James Clerk Maxwell predict?

He predicted the existence of electromagnetic radiations. Signup and view all the answers

Why is light important for vision?

Light causes a sensation of vision. Signup and view all the answers

Can light travel in a vacuum?

Yes, light can travel even in a vacuum. Signup and view all the answers