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Physics II Review

Total questions: 48

Worksheet time: 38mins

Name
Class
Date
1.

units of force are

a)

newtons

b)

grams

c)

joules

d)

meters

2.
Insulators are different than conductors in that insulators ____.
a)
do not contain electrons or protons 
b)
 do not contain any charge
c)
have a weaker affinity for electrons 
d)
do not allow charge to freely move 
3.
A glass rod becomes positively charged when it is rubbed with silk. This net positive charge accumulates because the glass rod
a)
gains electrons
b)
loses electrons
c)
gains protons
d)
loses protons
4.
Electrostatic force F exists between two point charges. If the both charges are doubled, the force between the charges will be
a)
F
b)
4F
c)
2F
d)
F/4
5.

Which two particles are attracted to each other?

a)

Two neutrons

b)

A proton and an electron

c)

Two protons

d)

An electron and a neutron

6.

What happens to the electric force between two charges when the distance is tripled?

a)

3 times less electric force

b)

3 time more electric force

c)

9 times less electric force

d)

9 times more electric force

7.

What is the SI unit for charge?

a)

Joules

b)

Coulombs

c)

Newtons

d)

Meters

8.
What is current measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
9.
What is resistance measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
10.
What voltage is needed to cause a 2A current flow through a 10Ω resistor?
a)
5V
b)
0.2V
c)
20V
d)
200V
11.
If the battery produced 12.6 Volts and what would be the current flow be for a 6 Ohm resistor
a)
2.1 Amps
b)
2.4 Amps
c)
1.71 Amps
d)
15 Amps
12.
If the current through the battery was 10A in this diagram. What would the current through each bulb be?
a)
10A
b)
5A
c)
20A
d)
0A
13.
this is the symbol for a _____?
a)
switch
b)
light 
c)
battery
d)
wires
14.
The total resistance in this circuit is 
a)
100 ohms
b)
450 ohms
c)
400 ohms
d)
30 ohms
15.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
16.
The equivalent resistance in this part of the circuit is equal to 
a)
19 Ohms
b)
0.67 Ohms
c)
1.5 Ohms
d)
6.3 Ohms 
17.

Which resistor will get the MOST current flowing through it?

a)

2 Ohm Resistor

b)

4 Ohm Resistor

c)

6 Ohm Resistor

d)

10 Ohm Resistor

18.
What property of this wave is represented by the letter "A"
a)
amplitude
b)
crest
c)
trough
d)
wavelength
19.
What property of the wave is represented by the letter "B"?
a)
amplitude
b)
crest
c)
trough
d)
wavelength
20.
The highest point on a wave is:
a)
the crest
b)
the trough
c)
the top
d)
the coast 
21.
The lowest point on a wave is the:
a)
Amplitude
b)
Crest
c)
Trough
d)
Wavelength
22.
What do waves carry from place to place?
a)
Energy, but not matter or particles
b)
Energy and matter or particles
c)
Matter or particles but not energy
d)
Neither energy nor matter or particles
23.
Sound is an example of which type of wave?
a)
Transverse
b)
Longitudinal
c)
Both
d)
Neither
24.

The waves with the longest wavelengths in the electromagnetic spectrum are

a)

Infrared rays.

b)

radio waves

c)

gamma rays

d)

X-rays

25.

Cellular telephones utilize

a)

radio waves.

b)

very high frequency waves.

c)

infrared waves.

d)

microwaves.

26.

Which has the LONGEST wavelength and, therefore, the LOWEST frequency/energy

a)

Gamma Rays

b)

Ultraviolet

c)

Visible Light

d)

Infrared rays

27.

How far away is the wall if the echo takes 2 s to make a ROUND trip to come back to your ear and the speed of sound is 340 m/s?

a)

170 m

b)

340 m

c)

680 m

d)

342 m

28.

In the diagram which letters represent the nodes

a)

A B C

b)

A C E

c)

B D

d)

B D E

e)

A C D

29.
Which harmonic is shown?
a)
1st
b)
2nd
c)
3rd
d)
4th
30.

How many antinodes does this standing wave have?

a)

5

b)

6

c)

7

d)

8

31.

Sound waves travel the fastest through _______.

a)

Gases

b)

Solids

c)

Liquids

d)

Plasma

32.

The speed of sound in air is 340 m/s. The frequency of the sound waves generated by my voice is 720 Hz. Calculate the wavelength of sound of my voice.

a)

380 m

b)

0.472 m

c)

2.11 m

d)

244,800

e)

none of these are correct

33.
Which wave has the greatest amplitude?
a)
A
b)
B
c)
C
d)
D
34.

Calculate the beat frequency if a 400 Hz and a 397 Hz sound are heard by Quinn.

a)

1 Hz

b)

2 Hz

c)

3 Hz

d)

4 Hz

35.

Look at the picture. Who is experiencing a higher pitched sound?

a)

Observer A

b)

Observer B

c)

There's no difference

36.

Why does the straw appear to be bent?

a)

light is reflected

b)

light is absorbed

c)

light is turned

d)

light is refracted

37.
The velocity of light in vacuum is _______ m/s
a)
3x108
b)
3x1012
c)
3x106
d)
3x1010
38.

What is NOT true about the speed of light?

a)

It's slower than sound

b)

it's faster than sound

c)

nothing is faster than light

d)

it's 300 million m/s

39.

The measure of the average kinetic energy of the particles in an object is

a)

thermal equilibrium

b)

potential energy

c)

convection

d)

temperature

40.

The temperature of a glass of cold water will eventually

a)

match the temperature of the surrounding environment

b)

become warmer than the surrounding environment

c)

always be colder than the surrounding environment

d)

never change temperature

41.

On the Celsius scale, the boiling point of water is _____?

a)

0

b)

32

c)

400

d)

100

42.

Of the following, which type of material is has the lowest specific heat?

a)

whatever hot pads are made of

b)

metal

c)

wood

d)

water

43.

A pipe that is closed at one end and open at the other resonates at a fundamental frequency of 240 Hz. The next frequency it resonates at is most nearly.

a)

80 Hz

b)

120 Hz

c)

480 Hz

d)

720 Hz

e)

960 Hz

44.

The pictured tube is 1.2 meters long. What is the wavelength of the wave inside?

a)

.6 m

b)

1.2 m

c)

1.6 m

45.

This string is in the

a)

1st harmonic

b)

2nd harmonic

c)

3rd harmonic

d)

4th harmonic

46.
How many wavelengths are there on a string vibrating at its fundamental frequency?
a)
1/4
b)
1/2
c)
1
d)
2
47.

when a noise if moving away from an observer...

a)

the pitch is lower

b)

the pitch is higher

c)

the noise is smoother

d)

the energy is lower

48.

What is the unit for thermal energy (heat)?

a)

Joules (J)

b)

degrees Celcius (C)

c)

degrees Fahrenheit (F)

d)

Kelvin (K)

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