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It describes light as a form of energy that travels in straight lines, linking sunlight to Earth’s energy, plant growth, and the energy flow through living things. It also explains reflection, shadows, and how reflected light helps people see objects and colors. 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The document connects the question to the idea of light properties and their effects on color.\"},{\"question\":\"What is light and how does it travel?\",\"answer\":\"Light is a form of energy that travels in straight lines. Rays move from the Sun to Earth along straight paths.\"},{\"question\":\"How does reflection help us see objects and colors?\",\"answer\":\"Light reflects off surfaces and bounces at an angle in another direction. Reflected light enters our eyes, allowing us to perceive shapes and, when light is sufficient, colors.\"}]","Real-World Problem Solving - Light and Color - Optical Illusions | PDF",1789968328]