A light ray appears to travel in a straight path because

Options :
  1. it is made up of tiny particles
  2. its velocity is high
  3. its wavelength is very small
  4. none of these
Answer and Explanation :-

Answer: Option 3

Explanation:

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The book was turned to the page with Anne Frank's name, but what got me about it was the fact that right beneath her name there were four Aron Franks. FOUR. Four Aron Franks without museums, without historical markers, without anyone to mourn them. I silently resolved to remember and pray for the four Aron Franks as long as I was around.
-John Green The Fault in Our Stars