(a) The scattering away of red light makes the sky appear blue during the day time. (b) The scattering away of blue light makes

No of red balls = 6 Let no. of blue balls = x Total no. of possible outcomes = 6 + x(total no. of balls) P(E) = (No.of favorable outcomes)/(Total no.of possible outcomes) P(blue...

To an astronaut, the sky looks dark and black instead of blue because there is no atmosphere containing air in the outer space to scatter sunlight. So, there is no...

(a) Oxygen. (b) Carbon dioxide

A red rose is seen in green light. It will appear.  4. black

4. Blue, Green and Red

(a) Blue + Green = Cyan  (b) Red + Blue + Green = White  (c) Red + Blue = Magenta  (d) Green + Red = Yellow

(i) If a red rose is seen in green light, it appears black. The reason is that the rose absorbs the green light falling on it and reflect none.  (ii) If...

A piece of paper appears white in sunlight because it reflects light of all the colours. It would appear red when viewed in red light.

(i) Scattering of light - Phenomenon of spreading of light (diffused, reflection) by minute particles in a medium. (ii) The sky appears blue because of the blue color of sunlight scatter much...

(i) (a) Atmospheric refraction (b) Scattering of light  (ii) (a) Dispersion  (b) Refraction  (c) Total internal reflection  (iii) (a) Atmospheric refraction  (b) Change in the density of the atmosphere due to temperature and other conditions.