Light waves review

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What are Gamma Rays?

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A type of electromagnetic radiation with very high energy and short wavelengths. Used in cancer treatments.

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What are X-Rays?

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a type of electromagnetic radiation with high energy, but less than gamma rays. Use to take picture of bones.

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What are Ultraviolet Rays (UV)?

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a type of electromagnetic radiation with more energy than visible light but less than X-rays. Can cause skin cancer.

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What are Microwaves?

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a type of electromagnetic wave that have shorter wavelengths than radio waves but longer than infrared waves. Used in cooking and radar systems.

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What are Infrared Rays?

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A type of electromagnetic wave that has lower energy than visible light and longer wavelengths. Used in remote controls and night vision.

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What are Radio Waves?

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A type of electromagnetic wave that has long wavelengths and lower energy than infrared rays. Use in broadcasting and GPS.

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What are Transparent Materials?

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Almost all light can pass through the object. Examples: Windows and water

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What are Translucent Materials?

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They are materials where some light can pass through the object. Examples: Sunglasses, wax paper.

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What are Opaque Materials?

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They are materials where no light can pass through the material. Examples: wood, stone, and metal

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What is Light Absorption?

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It is when light hits an object and is taken in as wavelengths of energy.