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QUIZ - WATER AND WEATHER

QUIZ - WATER AND WEATHER. 1) Why is the sky blue?. A) B ecause ordinary visible light has a wavelength of 0.4-0.7 µm (short wavelength). B) Due to ozone layer. C) B ecause of reflecting the sea. The right answer is:.

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QUIZ - WATER AND WEATHER

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  1. QUIZ-WATER AND WEATHER

  2. 1) Why is the sky blue? • A) Because ordinary visible light has a wavelength of 0.4-0.7 µm (short wavelength). • B) Due to ozone layer. • C) Because of reflecting the sea.

  3. The right answer is: • A) Because ordinary visible light has a wavelength of 0.4-0.7 µm (short wavelength).

  4. 2) When can we see alpenglow? • A) When there was the rain today. • B) When the sky is not covered by clouds. • C) When solar flares are happening .

  5. The right answer is: • B) When the sky is not covered by clouds.

  6. 3) Can we predict future weather by alpenglow? • A) No • B) Yes

  7. The right answer is: • B) Yes

  8. 4) When can we see the halo effect? • A) Only in winter • B) Only in summer • C) All year

  9. The right answer is: • C) All year

  10. 5) Who was the first person who described the halo effect? • A) Sokrates • B) Aristoteles • C) Platon

  11. Right is: • B) Aristoteles • It was in the 4th century B.C.

  12. 6) Which conditions have to be met to watch the halo effect? • A) Light source, ice crystals, good observation post • B) Light source, ice crystals, rain • C) Light source, ice crystals, wind

  13. The right answer is: • A) A light source, ice crystals, good observation post

  14. 7)Where are halo effects the most obvious? • A) In Australia • B) In Canada • C) In Antarctica

  15. The right answer is: • C) In Antarctica

  16. 8) How do a giant pots arise? • A) Erosion • B) Corrosion • C) Sedimentation

  17. The right answer is: • A) Erosion

  18. 9) How many giant pots are in the Czech Republic? • A) 600 • B) 3000 • C) 1500

  19. The right answer is: • B) 3000

  20. 10) Can we hear the sounds of snowflakes? • A) Yes, we can. But we have to be absolutely quiet. • B) No, because people are not able to hear audio frequency between 50 – 200 kHz. • C) No, because snowflakes don't make noise.

  21. The right answer is: • B) No, because people are not able to hear audio frequency between 50 – 200 kHz.

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