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WorksheetsAP Physics 1 Review 2
Total questions: 33
Worksheet time: 32mins
Name
Class
Date
1.
If a boomerang is thrown 20m in a straight line and returns exactly to the spot it was thrown what is its displacement?
a)
20m
b)
40m
c)
0m
d)
-20m
2.
In a Distance vs Time graph what is the slope? In a Velocity vs Time? Choose the most correct answer.
a)
Position/Time, Velocity/Time
b)
Acceleration, Velocity
c)
Distance Traveled, Change in Velocity
d)
Velocity, Acceleration
3.
What is an object's horizontal acceleration (no air resistance)?
a)
9.8m/s
b)
-9.8m/s
c)
12m/s
d)
0m/s
4.
In a Velocity vs Time Graph how do you find displacement?
a)
Math
b)
Area under the graph
c)
Slope of the line
d)
It’s a trap!
5.
When the distance between two charges is halved, the electrical force between them:
a)
doubles
b)
halves
c)
quadruples
d)
reduces to one fourth
6.
The electric field around an isolated electron has a certain strength 1 cm from the electron. The electric field strength 2 cm from the electron is______ as much.
a)
one fourth
b)
half
c)
twice
d)
four times
7.
A charge of +q is located 1.5 m to the right of point D. Where would you have to place a charge of +2q so the electric field at D would be zero?
a)
2.1 m left of D
b)
4.6 m left of D
c)
2.1 m right of D
d)
3.6 m left of D
8.
Two equally charged pith balls are 3 cm apart and repel each other with a force of 4×10-5 N. Compute the charge on each ball.
a)
2x10e-9
b)
2x10e9
c)
2.4x10-7
d)
3.2x10e-9
9.
Earthquakes are considered what type of wave?
a)
Mechanical
b)
Transverse
c)
Longitudinal
d)
Surface
10.
Coulomb's law says that the force between any two charges depends
a)
inversely on the product of the charges
b)
directly on the square of the distance between the charges
c)
directly on the product of the charges
d)
inversely on the square root of the distance between the charges
11.
What is the total resistance of the circuit?
a)
80 ohms
b)
45 ohms
c)
50 ohms
d)
75 ohms
12.
What is the current through the 45 ohm resistor?
a)
.067 Amps
b)
3 Amps
c)
.05 Amps
d)
.67 Amps
13.
In a parallel cicruit______used by each electrical component is the same.
a)
Current
b)
Voltage
c)
Amplitude
d)
Ohms
14.
In a series circuit______through each electrical component is the same.
a)
Voltage
b)
Amplitude
c)
Current
d)
Ohms
15.
Which
Resistors
are in a series?
Resistors
are in a series?
a)
C,E
b)
A,B,C,D
c)
A,B,D
d)
A, B
16.
Which collision are both momentum and kinetic energy conserved?
a)
Elastic Collisions
b)
Perfectly Inelastic Collisions
c)
Inelastic Collisions
d)
none of the above
17.
A 534 kg X-Wing flies into the stationary 18,423 kg Death Star at a speed of 159 km/s. The X-Wing then flies at a speed of 137 km/s. What speed is the Death Star moving?
a)
22 km/s
b)
4,605 m/s
c)
638 m/s
d)
2,146 m/s
18.
In a frictionless ice rink, a 0.249 kg hockey puck, initially at rest, is hit by a 0.375 kg hockey stick. After the collision, the hockey puck moves to the left with a velocity of 0.125 m/s and the hockey stick continues to move forward with a velocity of 0.651 m/s to the left. What speed was the hockey stick initially moving?
a)
0.734 m/s
b)
1.06 m/s
c)
0.583 m/s
d)
0.916 m/s
19.
The rotational equivalent to d (distance), v (velocity) and a (acceleration) are?
a)
m, m/s, m/s^2
b)
theta, omega (lowecase), alpha
c)
x, x/t, alpha
d)
rho, mu, Omega
20.
The “no slip conditions” include all of the following EXCEPT:
a)
v = r*omega
b)
ac = (v^2)r
c)
s=r*theta
d)
a=r*alpha
21.
The center of mass is:
a)
the exact middle
b)
the heaviest part
c)
the point at which you can balance with one finger
d)
the idea that mass is concentrated throughout
22.
How do you get the maximum torque?
a)
longer lever arm and more force at an acute angle
b)
shorter lever arm with more force perpendicularly
c)
shorter lever arm and more force perpendicularly
d)
longer lever arm with more force perpendicularly
23.
The moment of inertia:
a)
is synonymous with mass
b)
does not depend on where the mass is located
c)
resistance to a change in rotational inertia
d)
more resistance to change = less inertia
24.
Dynamics is:
a)
the description of motion
b)
the study of what results from forces
c)
what causes motion
d)
the combination of kinematics and circular motion
25.
Free Body diagrams do all of the following EXCEPT:
a)
calculates the resultant force
b)
illustrate all the forces within a system
c)
helps calculate the net force
d)
accounts for all forces acting on an object
26.
A force F is acting on an object of mass m, giving it an acceleration of a. What is the acceleration if the mass is halved and the force quadrupled?
a)
it is divided by eight
b)
it is multiplied by eight
c)
it is divided by two
d)
it stays the same
27.
The force needed to move a 50 kg crate on the carpet with the coefficent of static friction of 0.5 is?
a)
25 N
b)
250 N
c)
50 N
d)
500 N
28.
A 3 kg box tied to a 2 kg box tied to a 1 kg box are all pulled by a string attached to the front of the 3 kg box. The are being pulled with a force of 18 N. Which of the following is a correct comparisons of the tension in front of each box?
a)
T1 > T2 > T3
b)
T1 = T2 = T3
c)
T1 > T2 = T3
d)
T3 > T2 > T1
29.
Add the following vectors and determine the resultant.
3.0 m/s, 45 deg and 5.0 m/s, 135 deg
3.0 m/s, 45 deg and 5.0 m/s, 135 deg
a)
3.56 m/s, 180 deg
b)
2.67 m/s, 134 deg
c)
5.83 m/s, 104 deg
d)
1.25 m/s, 87 deg
30.
A laser beam is aimed 15.95° above the horizontal at a mirror 11,648 m away. It glances off the mirror and continues for an additional 8570. m at 11.44° above the horizon until it hits its target. What is the resultant displacement of the beam to the target?
a)
The target of the laser beam is 20,200 m away an angle of elevation of 14.04°.
b)
The target of the laser beam is 20,000 m away an angle of elevation of 12.08°.
c)
The target of the laser beam is 10,568 m away an angle of elevation of 45.25°.
d)
The target of the laser beam is 20,200 m away an angle of elevation of 14.07°.
31.
Three forces act on a point: 3 N at 0°, 4 N at 90°, and 5 N at 217°. What is the net force?
a)
2.8 N
b)
3.6 N
c)
1.4 N
d)
20.5 N
32.
Add the following vectors and determine the resultant.3.0 m/s, 45 deg and 5.0 m/s, 135 deg and 2.0 m/s, 60 deg
a)
3.56m/s, 93.2 deg
b)
2.45m/s, 23.0 deg
c)
7.40m/s, 87.3 deg
d)
7.40m/s, 93.2 deg
33.
Add the following vectors and determine the resultant.4.0 m/s, 90 deg and 2.0 m/s, 0 deg and 2.0 m/s, 210 deg
a)
5.21m/s, 84.9 deg
b)
3.01 m/s, 84.9 deg
c)
3.01m/s, 52.3 deg
d)
6.05m/s, 21.2 deg
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