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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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29. Answer the following in detail III

Write about two everyday situations that tell you that light travels in a straight line.

a. Light only goes in a straight line through a in a room.

b. The straight line travel of light is also called .

c. Objects around us are visible due to .

d. When the path of light is interrupted by a opaque object are formed.

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