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IPC
Waves Quiz
Name:
PART I
Directions: Match the terms in column I with
the correct description in column II.
Column I
Column II
a. a repeating disturbance that transfers
1. amplitude
energy through matter or space
2. crest
b. highest point of a wave
3. diffraction
c. bending of a wave as it moves from
4. frequency
one medium to another
5. medium
d. a material that a wave transfers energy
6. refraction
through
7. resonance
e. lowest point of a wave
8. trough
f. bending or splitting of a wave as it
9. wave
passes around a barrier
10. wavelength
g. distance between one point on a
wave and the nearest point just like it
h. how many wavelengths pass a fixed
point each second
j. ability of an object to vibrate by absorbing
energy at its natural frequency
k. measure of the energy in a wave
PART II
Directions: The illustration to the right
represents the law of reflection. Copy the letters
from the illustration next to the terms they stand
for.
11.
normal
12.
angle of reflection
13.
reflected beam
14.
incident beam
15.
angle of incidence
Directions: Match the units to the quantities
they measure by writing the correct letter in the
space provided.
Directions: For each of the following write the
letter of the phrase that best completes the
sentence.
16. The high point of a transverse wave
is __________ .
a. a rarefaction
b. the frequency
c. the crest
17. The less dense region of a
compression wave is called __________.
a. a rarefaction
b. the frequency
c. the crest
19.
wavelength
20.
frequency
21.
wave speed
a. meter
b. meters/second
c. hertz
Directions: Solve the following problems. Place your
answer in the space provided. (Round all answers to the
nearest tenth 0.10)
22. The speed of sound in air is about
340 m/s. What is the wavelength of a
sound wave with a frequency of 220 Hz?
18. The number of wavelengths that pass
a fixed point each second is __________
of a wave.
a. a rarefaction
b. the frequency
c. the crest
23. Ocean waves are hitting a beach at a
rate of 2.3 Hz. The distance between
wave crests is 10.12 m. Calculate the
speed of the waves.
24. Electromagnetic waves of different
wavelengths have been given different
names. According to the table, which
type of electromagnetic wave can have a
wavelength greater than 5 m?
A Radio waves
B Microwaves
C Red light
D Blue light
25. According to the table, which type of
electromagnetic wave can have a
wavelength of 0.000046 cm?
A Radio waves
B Microwaves
C Red light
D Blue light
26. If a device were emitting an
electromagnetic wave of 0.00000001
cm, what kind of device would it be?
A Radio
B Microwave oven
C Flashlight
D X-ray machine