124 sc130 test 3 • Name:

1. Number one cloud name:
2. Number two cloud name:
3. Number three cloud name:
4. The tide produced by the moon at first and last quarter (half of the face of the moon visible in the sky) is called a:
   (A) Neap tide (B) Spring tide (C) King tide (D) Perigee (E) Perihelion
5. The tide produced by the full moon (full face) and new moon (no moon) is called a:
   (A) Neap tide (B) Spring tide (C) King tide (D) Perigee (E) Perihelion
6. A spring tide produced in northern hemisphere winter when the Earth is at perihelion and the moon, sun, and earth line up is called a:
   (A) Neap tide (B) Spring tide (C) King tide (D) Perigee (E) Perihelion
7. The closest approach of the moon to the earth is called:
   (A) Neap tide (B) Spring tide (C) King tide (D) Perigee (E) Perihelion
8. The closest approach of the earth to the sun is called:
   (A) Neap tide (B) Spring tide (C) King tide (D) Perigee (E) Perihelion
9. A RipStik was swizzled ("wiggled") across an airport parking lot. The sinusoidal swizzle wave can be seen in the diagram below.
   
   
   λ = _________ _________ Determine the wavelength λ of one wave of the RipStik swizzle wave.
10. a = _________ _________ Determine the amplitude a of the RipStik swizzle wave.
11. τ = _________ _________ The RipStik took a duration of 0.60 seconds to travel the 80 centimeters seen on the diagram above. Determine the period τ for the RipStik swizzle wave.
12. f = _________ _________ Calculate the RipStik swizzle wave frequency f.
13. ѵ_wave = _________ _________ Use the wavelength λ and frequency f to calculate the velocity ѵ_wave of the RipStik swizzle wave.
14. _________ How many wavelengths in all are there on the "paper" above?
15. τ = ________ _________ While gathering data for laboratory nine, a clapper clapping in synch with the echo claps 30 times in ten seconds. Based on this data, what is the period for the echo (the out-and-back time)?
16. velocity ѵ = _________ _________ During ten seconds a clapper claps 30 times. The echo flight distance is measured as being 120 meters. Based on this data, what is the speed of sound?
17. _______________ Red objects reflect what color of light?
18. __________ __________ __________What are the primary colors of light?
19. _______________ What color is produced by an HSL color angle of 0 degrees?
20. _______________ What color is produced by an HSL color angle of 120 degrees?
21. _______________ What color is produced by an HSL color angle of 240 degrees?
22. In the HSL system hue is: _____________________________
23. In the HSL system saturation is: _____________________________
24. In the HSL system luminosity is: _____________________________
25. Define reflection:
26. Define refraction:
27. In a micro-hydro electric power generating system, what is head?
    
    
28. In a micro-hydro electric power generating system, what is flow?
    
    
29. ____________________ Which concept in electrical circuits best corresponds to head?
30. ____________________ Which concept in electrical circuits best corresponds to flow?
31. ___________ __________ What type of circuit produces "heat but no light"?
32. Plot the data below on the graph provided. Draw a best fit trend line through the data.
    
    
    ____________ ________ For the data above, what is the resistance?
33. ____________ ________ Calculate the power used in Watts for a Dell Optiplex 780 pulling 4 Amperes at 115 volts.
34. ____________ ________ Calculate the electrical resistance for a Dell Optiplex 780 pulling 4 Amperes at 115 volts.

[ V = iR ] [ P = iV ]