Question
Why does the sun appear red at sunrise?

Answer

The sun and the surrounding sky appear red at sunrise because at that time most of the blue color present in sunlight has been scattered out and away from our line of sight, leaving behind mainly red color in the direct sunlight beam that reaches our eyes.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

A battery of 9 V is connected in series with resistors of $0.2 Ω, 0.3 Ω, 0.4 Ω, 0.5 Ω\ \text{and}\ 12 Ω.$ How much current would flow through the $12 Ω$ resistor?
State two important uses of bleaching powder.
What is the name of surgical method of birth control (or preventing pregnancy) which is carried out:
  1. In men.
  2. In women?
Why are the ‘danger signal’ lights red in colour?
Draw a labelled diagram to show that particular stage of binary fission in amoeba in which its nucleus elongates and divide into two and a constriction appears in its cell membrane.
Which gas is liberated when dilute hydrochloric acid reacts with sodium carbonate? How will you test for the presence of this gas?
The elements A, B and C belong to groups 1, 14 and 17 respectively of the periodic table.
  1. Which two elements will form a covalent compound?
  2. Which two elements will form an ionic compound?
How do advantages of exploiting natural resources with short term gains in mind differ from the advantages of managing our resources with a long-term perspective?
In a solution of lead acetate, a strip of metal M was dipped. After some time, lead from the solution was deposited on the metal strip. Which metal is more reactive, M or lead?
Where must the object be placed for the image formed by a converging lens to be:
  1. Real, inverted and smaller than the object?
  2. Real, inverted and same size as the object?
  3. Real, inverted and larger than the object?
  4. Virtual, upright and larger than the object?