1. Rainbows result from _and _of light.

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Presentation transcript:

1. Rainbows result from _____________and _____________of light.

2. You can see the rainbow only if it is located at the ______________of your head.

3. You can search for a rainbow in a ____________or in the spray from a ___________.

4. What would be the colour of the rainbow if water drops in the air are larger than 1mm in diameter?

 5. Water droplets in air with the size smaller than 0.05mm may produces ____________.

6. State the conditions for formation of secondary rainbow.

7. We may be able to see the entire circle of the rainbow from an _________________.

8. State one difference between primary and secondary rainbow.

9. With the use of _____________and ___________, rainbow order up to thirteen can be seen in the laboratory.

Answers : 1.Refraction and reflection. 2.Shadow 3.Water fall, hose/sprinkler 4.A bright red, green and violet rainbow with little blue colour can be observed. 5.White rainbow/fog bow 6.Two reflections inside the water droplet. 7.Airplane. 8.Secondary rainbow is about twice as wide as primary rainbow. OR: Secondary rainbow has the reversed colour of the primary rainbow. 9.Laser, water droplets.