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WorksheetsAP Physics 1 Semester 2 Exam Review
Total questions: 50
Worksheet time: 48mins
Name
Class
Date
1.
When a rigid object rotates about a fixed axis, what is true about all the points in the object?
a)
They all have the same tangential acceleration.
b)
They all have the same angular speed.
c)
They all have the same tangential speed.
d)
They all have the same radial acceleration.
2.
Two children, Ahmed and Jacques, ride on a merry-go-round. Ahmed is at a greater distance from the axis of rotation than Jacques. Which of the following are true statements?
a)
Jacques and Ahmed have the same tangential speed.
b)
Ahmed has a greater tangential speed than Jacques.
c)
Jacques has a greater angular speed than Ahmed.
d)
Jacques has a smaller angular speed than Ahmed.
3.
The figure shows scale drawings of four objects, each of the same mass and uniform thickness, with the mass distributed uniformly. Which one has the greatest moment of inertia when rotated about an axis perpendicular to the plane of the drawing at point P?
a)
A
b)
B
c)
C
d)
D
4.
What is the angular speed, in rad/s, of a flywheel turning at 813.0 rpm?
a)
13.53 rad/s
b)
95.33 rad/s
c)
85.14 rad/s
d)
63.84 rad/s
5.
A child is riding a merry-go-round that is turning at 7.18 rpm. If the child is standing 4.65 m from the center of the merry-go-round, how fast is the child moving?
a)
1.75 m/s
b)
3.50 m/s
c)
5.64 m/s
d)
1.80 m/s
6.
What force keeps satellites and planets moving in a circular path.
a)
sound
b)
inertia
c)
mass
d)
gravity
7.
Which wrench will create more torque given the same amount of force?
a)
5 inch long
b)
6 inch long
c)
7 inch long
d)
8 inch long
8.
What is gravitational force?
a)
It makes objects at rest start moving.
b)
It makes objects that are moving stop.
c)
The force of attraction between two objects.
d)
It pulls you into space.
9.
A baseball and bat are on the ground. What is true?
a)
They attract each other with equal gravitational force.
b)
There is no gravitational force between them.
c)
The baseball will float because it's lighter.
d)
The bat will pull the baseball closer to itself.
10.
Which represents the acceleration of the ball?
a)
A
b)
B
c)
C
d)
D
11.
What relationship exists between the radius of a circle and the centripetal acceleration?
a)
direct
b)
inverse
c)
exponential
d)
inverse squared
12.
A car with mass m travels around a curve with velocity v. What do you know about the centripetal force if the radius triples?
a)
9.8?
b)
Force triples
c)
Force divides by 3
d)
Force divides by 9
13.
A force of 30 N stretches a very light ideal spring 0.73 m from equilibrium. What is the force constant (spring constant) of the spring?
a)
41 N/m
b)
22 N/m
c)
34 N/m
d)
46 N/m
14.
A pair of trapeze performers at the circus is swinging from ropes attached to a large elevated platform. Suppose that the performers can be treated as a simple pendulum with a length of 16 m. Determine the period for one complete back and forth cycle.
a)
2 sec
b)
12 sec
c)
8 sec
d)
10 sec
15.
Which would have the longest period?
Pendulum A: A 200-g mass attached to a 1.0-m length string
Pendulum B: A 400-g mass attached to a 0.5-m length string
a)
A
b)
B
c)
Same
16.
In a transverse wave, particles move...?
a)
back and forth
b)
vertically
c)
up and down
d)
wherever the matter's going
17.
A wave carries...?
a)
energy only
b)
matter only
c)
the matter carries the energy
d)
neither
18.
The period of a pendulum may be decreased by
a)
Increasing the mass of the bob
b)
moving the equilibrium point
c)
decreasing the mass of the bob
d)
shortening the length of pendulum
19.
A mass attached to a spring vibrates back and forth. At the equilibrium position, the
a)
acceleration reaches a maximum.
b)
velocity reaches a maximum.
c)
net force reaches a maximum.
d)
velocity reaches zero.
20.
The number of wavelengths that pass a point each per second is:
a)
frequency
b)
period
c)
longitudinal
d)
transverse wave
21.
Sound travels FASTEST through which of these materials?
a)
Air
b)
Empty space
c)
Metal
d)
Water
22.
What is vibration?
a)
how loud a sound is
b)
the back and forth movement of matter
c)
how high or low a sound is
d)
the loudness or softness of a sound
23.
Measure of how high or low a sound is
a)
amplitude
b)
compression
c)
speed of sound
d)
pitch
24.
A longer string makes a _______ pitch than a short string.
a)
louder
b)
softer
c)
higher
d)
lower
25.
You hit a 256-Hz tuning fork and the sound it produces travels at 343 m/s. What is the wavelength?
a)
0.746 m
b)
1.34 m
c)
87,800 m
d)
87 m
26.
The intensity of a sound is measured in...
a)
Hertz
b)
decibels
c)
meters
d)
m/s
27.
___ happens when a one tuning fork causes another tuning fork with the same frequency to vibrate.
a)
Resonance
b)
Interference
28.
Beats are caused by...
a)
interference of two close frequencies
b)
resonance
c)
forced vibration
d)
none of these
29.
When 256-Hz and 258-Hz sounds are played together, the beat frequency is...
a)
2 Hz
b)
514 Hz
c)
1 Hz
d)
none of these
30.
Two like charges
a)
don't interact
b)
repel
c)
attract
d)
add up to 2
31.
Coulomb's law also says if distance increases, then force
a)
decreases
b)
disapears
c)
destroyed in a heartbeat
d)
doubles
32.
An atom gains an electron. What type of charge does it have now?
a)
positive
b)
negative
c)
No charge
33.
Where do electrons go when you rub a balloon on your hair?
a)
Onto the balloon
b)
Into your hair
c)
Nowhere
34.
A 2-C charge and a 4-C charge attract each other with 10 N of force. How much will a 2-C charge and an 8-C charge attract each other when placed the same distance apart?
a)
40 N
b)
20 N
c)
10 N
d)
8 N
35.
Sphere A has a positive net charge. Sphere B has a negative net charge. If a neutral sphere was placed between spheres A and B, the charge distribution of the sphere would look like...
a)
b)
c)
d)
36.
Law of Gravitation: Inverse square law== Coulomb's Law:_____
a)
inverse square law
b)
square law
c)
inverse law
d)
no law
37.
Eileen tried each of these setups to make a working circuit.
In which setup would the bulb light?
In which setup would the bulb light?
a)
Setup A
b)
Setup B
c)
Setup C
d)
Setup D
38.
These three light bulbs are powered by the battery.
What will happen if the middle light burns out?
What will happen if the middle light burns out?
a)
The two other bulbs will go out.
b)
The two other bulbs will stay on.
c)
Just the bulb closest to the battery will stay on.
d)
Just the bulb farthest from the battery will stay on.
39.
This is an example of a ______ circuit
a)
Series
b)
Parallel
c)
Open
d)
Dihexihedral
40.
A current is measured in
a)
Ohms
b)
Volts
c)
Watts
d)
Amps
41.
A 12 volt battery pushes 0.2 amps of current through a resistor, what is the resistance?
a)
2.4
b)
60
c)
11.8
d)
12.2
42.
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
43.
The equivalent resistance in this circuit is
a)
100 ohms
b)
450 ohms
c)
400 ohms
d)
30 ohms
44.
The current going through the 90 ohm resistor is
a)
10 amps
b)
0.1 amps
c)
0.2 amps
45.
What is a Parallel circuit?
a)
Has only one path
b)
Has more than one path
c)
Allows energy to travel through easily
d)
Has only one light bulb
46.
Which best describes a simple series circuit?
a)
Electricity flows along one pathway.
b)
The flow of electricity comes from the switch.
c)
Electricity flows along many pathways.
d)
The flow of electricity comes from the light bulb.
47.
Find the total resistance, total current and total voltage for the following circuit
a)
VT = 9 V
I T = 3
RT = 14
I T = 3
RT = 14
b)
VT = 9
I T = 0.64
RT = 14
I T = 0.64
RT = 14
c)
VT = 9
I T = 6.3
RT = 1.4
I T = 6.3
RT = 1.4
d)
VT = 9
I T = 0.64
RT = 1.4
I T = 0.64
RT = 1.4
48.
The voltage dropped across the 300 ohm resistor is
a)
6 V
b)
9 V
c)
2 V
d)
30 V
49.
The equivalent resistance of this circuit is
a)
25.7 ohms
b)
315 ohms
c)
324 ohms
d)
90 ohms
50.
What is the total RESISTANCE of the circuit? The total VOLTAGE?
V = IR
V = IR
a)
50 ohms, 100 V
b)
2 ohms, 4 V
c)
12 ohms, 24 V
d)
0.08 ohms, 0.16 V
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