Sunday, March 15, 2009

Online Quiz (water waves refraction)

INSTRUCTIONS: Write the letter of your best answer for each number. Then comment as (Name/URL) put your name and section (ex. Juan Dela Cruz/Section Aristotle) together with your answers.


1. It is a combination of both the longitudinal and transverse waves.
a. Water wave
b. sound wave

c. compressional wave
d. light wave
e. radio waves
2.Pulse is a single non-repeated vibration, while a series of vibrations is called
a. longitudinal wave
b. periodic waves

c.harmonic waves
d. wave train
e. swell
3. the material that a wave travel through is called
a. amplitude
b. medium


equilibrium position
d. frequency

4. Deep water waves


a. are small waves with small wavelengths compared to ther depth of the fluid.
b. are called Tsunami, the deep water wave.
c. propagate at the same speed.

d.are waves of large amplitudes.

5. Shallow water waves


a. are waves with small wavelengths compared to the depth of the fluid.
b. Are like Tsunami, the shallow water waves
c. suffer dispersion.



d. are waves of large amplitudes.

6. Most ocean waves are caused by

a. convection



b. underwater earthquakes, volcanic eruptions land slides
c. density settling



d. the tides



e. the wind



7. The property of water waves to bend as it reaches the boundary between two media is called
a. reflection of water waves

b. diffraction of watwer waves

c. Interference of waterwaves

d. refraction of water waves


e. sounding of water waves


8. Water waves that seem to originate from thre boundary
a. incident waves



b. refracted waves



c. diffracted waves



d. interfered waves



e. resonance



9. When waterwaves travel from the deep to the shallow portion of the water,
a. the angle of refraction is smaller than the angle of incidence
b. the angle of refraction is greater than the angle of incidence.
c. the angle of reflection is the same as the angle of incidence.
d. the angle of reflection is greater than the angle of incidence.
e. the angle of refraction is the same as the angle of incidence.
10. When water waves travel from the shallow to the deep portion of the water,
a. the angle of refraction is smaller than the angle of incidence
b. the angle of refraction is greater than the angle of incidence.
c. the angle of reflection is the same as the angle of incidence.
d. the angle of reflection is greater than the angle of incidence.
e. the angle of refraction is the same as the angle of incidence.

2 comments:

  1. I'm eve and my answers are
    1. a
    2.b
    3. d
    4.a
    5c

    ReplyDelete
  2. this comment is only for dry run purposes of the microlesson activity
    1. a
    2. b
    3. c
    4. d
    5. e
    6. f
    7. g
    8. h
    9. i
    10. a

    ReplyDelete