S3phy S1 Light Reflection

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S3 Physics Powerpoint about light reflection in Chinese

Text of S3phy S1 Light Reflection

  • 1. (light) --- i. ii. iii. iv. = 300,000,000 m/s ?

2. ? ? 3. 4. 5. 6. : ? ? ? 7. ( ) ( ) ( ) ? ? ? ? 8. 1: ? ( ) ( ) ( ) 9. 1.2 Reflection 1. 2. 3. ( ) ( ) ( 4 ?) 10. :1. :2. :( ) 11. 1.3 : 0 ( ) Law of reflection 12. : 13. 1 (a) (b) 10 ,i = _____ ,r = _____ 50 50 ,i = _____ ,r = _____ 60 60 (c) ? 20 14. 2 (a) 20 (b) 20 (c) 20 15. 1.4 (a) : 1. 2. 3. image 4. = ( ) 16. 1.4 (b)( ): ( ) 17. 3(a) 18. 3 19. 3 20. 3 21. 3 22. 3(b) ? ( ) ( )? 23. 3 24. 3 25. 3 26. 3 27. 3 28. 4 1.8 m (a) ? ?( 0.1 m 1.7 m ) (b) ?