psf1 084 094 104 ∿ 20 March 2015 ∿ Name:

Quiz 084 Name:
Fill in the blanks with the correct terminology from the vocabulary list below. Vocabulary words:

1. Bergeron process precipitation
2. coalescence
3. collision
4. collision-coalescence
5. condensation
6. conduction
7. convection
8. evaporation
9. orographic precipitation
10. precipitation
11. radiation

12. A RipStik was swizzled ("wiggled") across a poster paper. The sinusoidal swizzle wave can be seen in the diagram.
    1. _________ How many waves are there on the "paper" above?
    2. λ = _________ _________ What is the wavelength λ of one wave?
    3. a = _________ _________ What is the amplitude a?
    4. τ = _________ _________ What is the period τ of one wave?
    5. f = _________ _________ Calculate the RipStik swizzle wave frequency f.
    6. ѵ_wave = _________ _________ Use the wavelength λ and frequency f to calculate the velocity ѵ_wave of the RipStik swizzle wave.
13. Primary and secondary colors
    1. List the primary colors of light
    2. List the secondary colors of light
14. In the RGB color number system what do the letters stand for?
15. HSL colors:
    • Define Hue:
    • Define Saturation:
    • Define Luminosity:
    • What is the color angle for blue?
    • What is the color angle for cyan?
16. What is the name of the computer color system that uses color words such as red, crimson, cyan, antiquewhite, saddlebrown?
17. What color of light does an orange ball reflect?
18. What color of light does an orange ball absorb?
19. What happens to the absorbed colors of light?
20. What is the scientific name for the spread of colors that was seen in the box with the CD?

period τ = 1 ÷ (frequency f )
velocity ѵ = wavelength λ * frequency f