WorksheetsSemester II Exam
Total questions: 40
Worksheet time: 24mins
Name
Class
Date
1.
Sound waves
a)
a. are a part of the electromagnetic spectrum.
b)
b. do not require a medium for transmission.
c)
c. are longitudinal waves.
d)
d. are transverse waves.
2.
A mass-spring system can oscillate with simple harmonic motion because a compressed or stretched spring has which kind of energy?
a)
a. kinetic
b)
b. mechanical
c)
c. gravitational potential
d)
d. elastic potential
3.
How are frequency and period related in simple harmonic motion?
a)
a. They are directly related.
b)
b. Their sum is constant.
c)
c. Both measure the number of cycles per unit of time
d)
d. They are inversely related.
4.
Indicate the interval which represents one full wavelength in the wave diagram below.
a)
a. A to C
b)
b. B to D
c)
c. A to G
d)
d. A to E
5.
A tuning fork is used to produce waves with a frequency of 440 hertz. That waves travel through the air at 344 m/s. What is the wavelength of the sound waves?
a)
a. 0.15 m
b)
b. 0.39 m
c)
c. 0.78 m
d)
d. 1.28 m
6.
What is the total resistance of the circuit below?
a)
a. 40 Ohms
b)
b. 45.5 Ohms
c)
c. 10 Ohms
d)
d. 0.89 Ohms
7.
Many electrical wires are wrapped in a plastic coating because plastic is
a)
a. less expensive
b)
b. more dense than copper
c)
c. able to keep its shape
d)
d. is a good insulator
8.
What type of circuit is shown below?
a)
a. Complex circuit
b)
b. Parallel Circuit
c)
c. Series Circuit
d)
d. Circuit City
9.
In a series circuit, what stays the same and equal across the circuit?
a)
a. Current
b)
b. Voltage
c)
c. Resistance
d)
d. Temperature
10.
What type of circuit is shown below?
a)
a. Complex Circuit
b)
b. Parallel Circuit
c)
c. Series Circuit
d)
d. Circuit City
11.
The highness or lowness of a sound is perceived as
a)
a. compression
b)
b. wavelength
c)
c. ultrasound
d)
d. pitch
12.
In general, sound travels faster through
a)
a. solids than through gases.
b)
b. gases than through solids.
c)
c. gases than through liquids.
d)
d. empty space than through matter.
13.
If you know the wavelength of any form of electromagnetic radiation, you can determine its frequency because
a)
a. all wavelengths travel at the same speed.
b)
b. the speed of light varies for each form.
c)
c. wavelength and frequency are equal.
d)
d. the speed of light increases as wavelength increases
14.
Pitch depends on the ____ of a sound wave.
a)
a. frequency
b)
b. power
c)
c. amplitude
d)
d. speed
15.
Coulomb's Law is an example of
a)
a. Pythagorean Theorem
b)
b. Law of Conservation of Energy
c)
c. Inverse Square Law
d)
d. Law of Motion
16.
In a parallel circuit, what stays the same and equal across the circuit?
a)
a. Current
b)
b. Voltage
c)
c. Resistance
d)
d. Temperature
17.
The trough of the sine curve used to represent a sound wave corresponds to
a)
a. compression
b)
b. wavelength
c)
c. amplitude
d)
d. rarefaction
18.
Refraction is the bending of a wave disturbance as it passes at an angle from one ____ into another.
a)
a. glass
b)
b. medium
c)
c. area
d)
d. boundary
19.
Part of a pencil that is placed in a glass of water appears bent in relation to the part of the pencil that extends out of the water. What is this phenomenon called?
a)
a. interference
b)
b. refraction
c)
c. diffraction
d)
d. reflection
20.
When a bat uses echolocation, what type of wave behavior is it utilizing?
a)
a. interference
b)
b. refraction
c)
c. diffraction
d)
d. reflection
21.
Which portion of the electromagnetic spectrum is used in a microscope?
a)
a. infrared waves
b)
b. gamma rays
c)
c. radio waves
d)
d. visible light
22.
Which portion of the electromagnetic spectrum is used in a television?
a)
a. infrared waves
b)
b. gamma rays
c)
c. radio waves
d)
d. visible light
23.
Diffraction is when a wave______
a)
a. disappears
b)
b. moves side to side
c)
c. moves up and down
d)
d. moves around an obstacle or corner
24.
A sound wave is a mechanical wave which means
a)
a. it needs a medium to travel
b)
b. it can travel through a vacuum
c)
c. it's a transverse wave
d)
d. it can only travel through solids
25.
Infrasonic sound has a ________ frequency and ultrasonic sound a ________frequency.
a)
a. high (>20,000Hz), low (<20Hz)
b)
b. unknown, low (500,000Hz)
c)
c. high (300Hz), unknown
d)
d. low (<20Hz), high (>20,000Hz)
26.
Kinetic Energy is defined as
a)
Energy stored due to its location
b)
Energy of motion
c)
Energy stored in the bonds of molecules
d)
Heat energy
27.
You drop a 5 kg ball from a height of 2 m. Just before it reaches the ground, what type of energy does it have?
a)
Potential Energy
b)
Kinetic Energy
c)
Nuclear Energy
d)
Chemical Energy
28.
The law of conservation states that
a)
every action has an equal and opposite reaction
b)
all matter has thermal energy
c)
energy cannot be created or destroyed, only changes form
d)
heat moves from an object of higher temperature to an object of lower temperature
29.
Mechanical energy can be either potential or ________.
a)
Motion
b)
Kinetic
c)
Chemical
d)
Light
30.
On a roller coaster, where is maximum potential energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
31.
Which letter represents wavelength?
a)
A
b)
B
c)
C
d)
D
32.
Which wave has a greater frequency?
a)
A
b)
B
33.
Which letter represents amplitude?
a)
A
b)
B
c)
C
d)
D
34.
Velocity= ________
Wavelength= .5m
Frequency= 150 hertz
Wavelength= .5m
Frequency= 150 hertz
a)
.75 m/s
b)
75 m/s
c)
300 m/s
35.
High frequency waves have _________ wavelengths.
a)
varying
b)
long
c)
the same
d)
short
36.
Which of the following best defines Period? Check all that apply.
a)
The amount of time it takes to do something
b)
The amount of time it takes to complete 1 oscillation.
c)
The amount of time it takes to stop moving
d)
The amount of time it takes for an object to complete one full ack and forth motion.
37.
What variables affect the period of a mass on a spring? Check all that apply.
a)
the mass of the object on the spring
b)
the mass of the spring
c)
the spring constant
d)
how far the spring is stretched
38.
What variables affect the period of a pendulum? Check all that apply.
a)
the mass of the pendulum bob
b)
the length of the string
c)
the gravitational acceleration
d)
the type of string used
39.
One complete back and forth swing is called a(n)
(Be careful!)
a)
period
b)
frequency
c)
amplitude
d)
oscillation
e)
pendulum bob
40.
The number of oscillations per second is the
a)
period
b)
frequency
c)
amplitude
d)
oscillation
e)
pendulum bob
100 %
