The uploaded image contains an informational text titled "Properties of Light" by Cindy Grigg. It explains scientific concepts such as electromagnetic waves, visible light colors, photons, the speed of light, and how light interacts with matter (absorption and reflection).
Since there are no specific questions or homework problems listed in the image to solve, I cannot provide a single final answer. However, here is a summary of the key facts presented in the text to help you study:
Key Facts from the Text:
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What is Light? Light is a form of energy that travels in electromagnetic waves. It has both magnetic and electrical properties.
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Visible Light: Humans can only see a small part of electromagnetic waves called "visible light." The colors are red, orange, yellow, green, blue, indigo, and violet.
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Red light: Has the longest wavelength and the least energy.
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Violet light: Has the shortest wavelength and the most energy.
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Sources of Light: The Sun is Earth's main source. Other sources include stars and fire.
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Photons: Light is made of tiny particles called photons.
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Movement: Light travels in straight lines called rays.
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Speed: Light travels at about 186,000 miles per second (300,000 kilometers per second). Nothing travels faster than light.
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Vacuum: Light can travel through empty space (a vacuum) because it doesn't need air or matter to move.
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Absorption: Dark colors absorb more light energy and turn it into heat (which is why black paper gets hotter than white paper in the sun). This is why people wear dark clothes in winter and light clothes in summer.
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Reflection: When light hits a surface, it bounces off. The law of reflection states that light reflects at the same angle it hits the surface.
Final Answer:
The image provided is an educational reading passage about the properties of light and does not contain a specific question to solve. Please refer to the "Key Facts" summary above for the information contained in the text. If you have a specific question about this topic, please ask!
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