Light, Shadows and Reflections
Q.1. What are the activities in our daily life for which we need light to perform it?
Q.2. What is light?
Q.3. What are luminous objects? Give examples.
Q.4. What are non luminous objects? Give examples.
Q.5. Name the types of objects based on the way they transmit light.
Q.6. What are Opaque objects? Give examples.
Q.7. What are transparent objects? Give examples.
Q.8. What are translucent objects? Give examples.
Q.9. What is rectilinear propagation of light?
Q.10. What is a shadow?
Q.11. How does the size of the shadow vary?
Q.12. What is a pinhole camera?
Q.13. What is reflection of light?
Q.14. Does a mirror change the direction of light that falls on?
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