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| a device that meakes distant objects appear closer |
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| electromagnetic radiation |
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Definition
| energy that can travel through space in the form of waves. |
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| the distance of the crest between one wave and the next wave |
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| the light spreads out to make a range of diffrent colors with diffrent wave lengths |
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Definition
| a telescope that uses lenses or mirrors to collect and focus visible light |
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Definition
| uses convert lenses to gather and focus light |
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