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Based on their interaction with light, objects can be classified as: Translucent objects allow light to pass through them partially. E.g: Butter paper. Opaque objects do not allow any light to pass through them. E.g: table, book, etc. When light is incident on a certain surface, it either gets reflected or bounces back.
Nov 27, 2023 · This comprehensive guide covers Chapter 15 (now chapter 11)– Light, designed for Class 7 Science. It explores the nature of light, its travel, reflection, refraction, and dispersion, along with practical applications of spherical mirrors and lenses.
May 21, 2022 · Light is a form of energy which enables us to see objects from where it comes or reflected. We can detect light with our eyes. From the above examples, we can conclude that light travels along a straight line. Class 7 Light Notes Chapter 15.
Nov 29, 2023 · Light illuminates objects, making them visible. Light moves in straight lines. Experiment- Viewing a candle through straight and bent pipes. The straight pipe shows the flame; the bent one doesn’t, proving light’s straight-line travel. Transparent Objects- Let all light through (e.g., glass).
Sep 17, 2024 · Light Notes for Class 7 Science are here. You can download the Light Notes PDF to study all the topics in this chapter. Moreover the Class 7 Science notes include chapter summary, definitions, examples, and key pointers for Light .
- Class 7 Notes
- Light
- Class 7 Science Notes
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Sep 11, 2020 · Light is a form of energy which enables us to see objects from which it comes or from which it is reflected. 2. The objects which emit light of their own are known as luminous objects, g., the sun, lamp, candle, etc. 3. The objects which do not emit light of their own are known as non-luminous objects, g., chair, table, window, etc. 4.
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Nov 30, 2023 · Practical Demonstrations- Use ray boxes or lasers to demonstrate how light travels in straight lines and how it is reflected by mirrors. Mirror Experiments- Conduct experiments using plane, concave, and convex mirrors to show how different images are formed.
