Answers About Science

Light rays bend when they enter from one medium to another of different density. The amount of bending is determined by the refractive indices of the two media.
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Are there any types of friction in swimming?

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Friction is any force that opposes another force, https://lamcaptoc.com like the force of gravity on a rocket or the tread of a shoe on a court. Without friction a swimmer would not
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Does temperature affect the bounce of a rubber ball?

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Temperature does not affect the bounce of a rubber ball. Let's say you bounce a rubber ball on the grass. The result will be different then bouncing a rubber ba
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Does tennis use velocity how?

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Pretty much everything in this universe involves velocity since velocity is practically the speed of an object when a tennis ball is hit it has both a horizonta
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What is the used of youth in the nation?

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The youth of today may become the agents of national security in the future. They will train to work in all capacities of national security.