1.

1 A baseball player runs 27.4 meters from the
batter’s box to first base, overruns first base by
3.0 meters, and then returns to first base.
Compared to the total distance traveled by the
player, the magnitude of the player’s total
displacement from the batter’s box is
(1) 3.0 m shorter (3) 3.0 m longer
(2) 6.0 m shorter (4) 6.0 m longer

Hint
Half-n-half Clue
2.

2 A motorboat, which has a speed of 5.0 meters
per second in still water, is headed east as it
crosses a river flowing south at 3.3 meters per
second. What is the magnitude of the boat’s
resultant velocity with respect to the starting
point?
(1) 3.3 m/s (3) 6.0 m/s
(2) 5.0 m/s (4) 8.3 m/s

Half-n-half Clue
3.

3 A car traveling on a straight road at 15.0 meters
per second accelerates uniformly to a speed of
21.0 meters per second in 12.0 seconds. The
total distance traveled by the car in this
12.0-second time interval is
(1) 36.0 m (3) 216 m
(2) 180. m (4) 252 m

Half-n-half Clue
4.

4 A 0.149-kilogram baseball, initially moving at
15 meters per second, is brought to rest in
0.040 second by a baseball glove on a catcher’s
hand. The magnitude of the average force
exerted on the ball by the glove is
(1) 2.2 N (3) 17 N
(2) 2.9 N (4) 56 N

Half-n-half Clue
5.

5 Which body is in equilibrium?
(1) a satellite moving around Earth in a circular
orbit
(2) a cart rolling down a frictionless incline
(3) an apple falling freely toward the surface of
Earth
(4) a block sliding at constant velocity across a
tabletop

Half-n-half Clue
6.

6 As shown in the diagram below, a student
standing on the roof of a 50.0-meter-high
building kicks a stone at a horizontal speed of
4.00 meters per second.
How much time is required for the stone to
reach the level ground below? [Neglect friction.]
(1) 3.19 s (3) 10.2 s
(2) 5.10 s (4) 12.5 s

Half-n-half Clue
7.

7 On the surface of Earth, a spacecraft has a mass
of 2.00 × 10^{4} kilograms. What is the mass of the
spacecraft at a distance of one Earth radius
above Earth’s surface?
(1) 5.00 × 10^{3} kg (3) 4.90 × 10^{4} kg
(2) 2.00 × 10^{4} kg (4) 1.96 × 10^{5} kg

Half-n-half Clue
8.

8 A student pulls a 60.-newton sled with a force
having a magnitude of 20. newtons. What is the
magnitude of the force that the sled exerts on the
student?
(1) 20. N (3) 60. N
(2) 40. N (4) 80. N

Half-n-half Clue
9.

9 The data table below lists the mass and speed of
four different objects.
Data Table
Object Mass (kg) Speed (m/s)
A 4.0 6.0
B 6.0 5.0
C 8.0 3.0
D 16.0 1.5
Which object has the greatest inertia?
(1) A (3) C
(2) B (4) D

Half-n-half Clue
10.

10 The diagram below shows a horizontal 12-newton force being applied to two blocks, A and B,
initially at rest on a horizontal, frictionless surface.
Block A has a mass of 1.0 kilogram and block B has a mass of 2.0 kilograms.
The magnitude of the acceleration of block B is
(1) 6.0 m/s^{2} (3) 3.0 m/s^{2}
(2) 2.0 m/s^{2} (4) 4.0 m/s^{2}

Half-n-half Clue
11.

11 A ball is thrown vertically upward with an initial
velocity of 29.4 meters per second. What is the
maximum height reached by the ball? [Neglect
friction.]
(1) 14.7 m (3) 44.1 m
(2) 29.4 m (4) 88.1 m

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12.

12 The diagram below represents a mass, m, being
swung clockwise at constant speed in a horizontal
circle.
At the instant shown, the centripetal force acting
on mass m is directed toward point
(1) A (3) C
(2) B (4) D

Half-n-half Clue
13.

13 A 3.1-kilogram gun initially at rest is free to
move. When a 0.015-kilogram bullet leaves the
gun with a speed of 500. meters per second, what
is the speed of the gun?
(1) 0.0 m/s (3) 7.5 m/s
(2) 2.4 m/s (4) 500. m/s

Half-n-half Clue
14.

14 Four projectiles, A, B, C, and D, were launched from, and returned to, level ground. The data table below
shows the initial horizontal speed, initial vertical speed, and time of flight for each projectile.
Data Table
Initial Horizontal Initial Vertical
Projectile Time of Flight (s)
Speed (m/s) Speed (m/s)
A 40.0 29.4 6.00
B 60.0 19.6 4.00
C 50.0 24.5 5.00
D 80.0 19.6 4.00
Which projectile traveled the greatest horizontal distance? [Neglect friction.]
(1) A (3) C
(2) B (4) D

Half-n-half Clue
15.

15 A wound spring provides the energy to propel a toy car across a level floor. At time t_{i} ,the car is moving at
speed v_{i} across the floor and the spring is unwinding, as shown below. At time t_{f} , the spring has fully
unwound and the car has coasted to a stop.
Which statement best describes the transformation of energy that occurs between times t_{i} and t_{f} ?
(1) Gravitational potential energy at t_{i} is converted to internal energy at t_{f} .
(2) Elastic potential energy at t_{i} is converted to kinetic energy at t_{f} .
(3) Both elastic potential energy and kinetic energy at t_{i} are converted to internal energy at t_{f} .
(4) Both kinetic energy and internal energy at t_{i} are converted to elastic potential energy at t_{f} .

Half-n-half Clue
16.

16 A 75-kilogram bicyclist coasts down a hill at a constant speed of 12 meters per second. What is the kinetic
energy of the bicyclist?
(1) 4.5 × 10^{2} J (3) 5.4 × 10^{3} J
(2) 9.0 × 10^{2} J (4) 1.1 × 10^{4} J

Half-n-half Clue
17.

17 The diagram below represents a 155-newton box
on a ramp. Applied force F causes the box to slide
from point A to point B.
What is the total amount of gravitational
potential energy gained by the box?
(1) 28.4 J (3) 868 J
(2) 279 J (4) 2740 J

Half-n-half Clue
18.

18 An electric heater operating at 120. volts draws
8.00 amperes of current through its 15.0 ohms of
resistance. The total amount of heat energy
produced by the heater in 60.0 seconds is
(1) 7.20 × 10^{3} J (3) 8.64 × 10^{4} J
(2) 5.76 × 10^{4} J (4) 6.91 × 10^{6} J

Half-n-half Clue
19.

19 Magnetic fields are produced by particles that are
(1) moving and charged
(2) moving and neutral
(3) stationary and charged
(4) stationary and neutral

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20.

20 A charge of 30. coulombs passes through a
24-ohm resistor in 6.0 seconds. What is the
current through the resistor?
(1) 1.3 A (3) 7.5 A
(2) 5.0 A (4) 4.0 A

Half-n-half Clue
21.

21 What is the magnitude of the electrostatic force
between two electrons separated by a distance of
1.00 × 10^{–8} meter?
(1) 2.56 × 10^{–22} N (3) 2.30 × 10^{–12} N
(2) 2.30 × 10^{–20} N (4) 1.44 × 10^{–1} N

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22.

22 The diagram below represents the electric field
surrounding two charged spheres, A and B.
What is the sign of the charge of each sphere?
(1) Sphere A is positive and sphere B is negative.
(2) Sphere A is negative and sphere B is positive.
(3) Both spheres are positive.
(4) Both spheres are negative.

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23.

23 Which circuit has the smallest equivalent
resistance?

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24.

Base your answers to questions 24 through 26 on the information and diagram below.
A longitudinal wave moves to the right through a uniform medium, as shown below.
Points A, B, C, D, and E represent the positions of particles of the medium.
24 Which diagram best represents the motion of the particle at position C as the wave moves to the right?

Half-n-half Clue
25.

25 The wavelength of this wave is equal to the distance between points
(1) A and B (3) B and C
(2) A and C (4) B and E

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26.

26 The energy of this wave is related to its
(1) amplitude (3) speed
(2) period (4) wavelength

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27.

27 A ray of monochromatic yellow light ( f = 5.09 × 10^{14} Hz) passes from water through flint glass and into
medium X, as shown below.
The absolute index of refraction of medium X is
(1) less than 1.33 (3) greater than 1.52 and less than 1.66
(2) greater than 1.33 and less than 1.52 (4) equal to 1.66

Half-n-half Clue
28.

28 A light ray traveling in air enters a second
medium and its speed slows to 1.71 × 10^{8} meters
per second. What is the absolute index of
refraction of the second medium?
(1) 1.00 (3) 1.75
(2) 0.570 (4) 1.94

Half-n-half Clue
29.

29 Playing a certain musical note on a trumpet
causes the spring on the bottom of a nearby
snare drum to vibrate. This phenomenon is an
example of
(1) resonance (3) reflection
(2) refraction (4) diffraction

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30.

30 In a vacuum, all electromagnetic waves have the
same
(1) speed (3) frequency
(2) phase (4) wavelength

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31.

31 A particle that is composed of two up quarks and
one down quark is a
(1) meson (3) proton
(2) neutron (4) positron

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32.

32 A helium atom consists of two protons, two
electrons, and two neutrons. In the helium atom,
the strong force is a fundamental interaction
between the
(1) electrons, only
(2) electrons and protons
(3) neutrons and electrons
(4) neutrons and protons

Half-n-half Clue
33.

33 What total mass must be converted into energy
to produce a gamma photon with an energy of
1.03 × 10^{–13} joule?
(1) 1.14 × 10^{–30} (3) 3.09 × 10^{–5}
(2) 3.43 × 10^{–22} (4) 8.75 × 10^{29}

Half-n-half Clue
34.

34 Compared to the mass and charge of a proton,
an antiproton has
(1) the same mass and the same charge
(2) greater mass and the same charge
(3) the same mass and the opposite charge
(4) greater mass and the opposite charge

Half-n-half Clue
35.

Note that question 35 has only three
choices.
35 As viewed from Earth, the light from a star has
lower frequencies than the light emitted by the
star because the star is
(1) moving toward Earth
(2) moving away from Earth
(3) stationary

Half-n-half Clue