1. Using the following graph of a wave to answer parts a-f.

Each box is 1nm by 1nm.
(a) What is the wavelength of the wave?
(b) What is the amplitude of the wave?
(c) How many wavelengths are shown in the graph?
(d) At what point(s) is there a crest in the wave?
(e) At what point(s) is there a trough in the wave?
(f) What type of wave is depicted?
2. What is the primary difference between a transverse and a longitudinal wave?
3. What is the primary difference between an electromagnetic wave and a mechanical wave?

1. An object at rest will remain at rest and an object in uniform motion will remain in uniform motion
unless acted upon by an external, unbalanced force is a statement of which law?
(a) Newton’s 1st Law
(b) Newton’s 2nd Law
(c) Newton’s 3rd Law
(d) Newton’s Universal Law of Gravitation
2. An object is thrown upward from the top of a 4m tall platform with an initial velocity of 12m/s. How
long does it take for the object to hit the ground at the bottom of the platform?
(a) 0.29s
(b) 0.70s
(c) 2.0s
(d) 2.7s
3. Which of the following forms of energy is the result of an object’s motion?
(a) Gravitational Potential Energy
(b) Kinetic Energy
(c) Chemical Energy
(d) Thermal Energy
4. A 14kg cart starts at rest at the top of a 2m tall ramp. What is the velocity of the cart when it reaches
the bottom of the ramp assuming that no work is done?
(a) 4.4m/s
(b) 39.2m/s
(c) 19.6m/s
(d) 6.3m/s
5. On a position-time graph, the slope of the line represents...
(a) acceleration
(b) displacement
(c) velocity
(d) position

11. A 6kg object traveling across a horizontal surface starts with a velocity of 2m/s and then accelerates
to a velocity of 5m/s. Calculate the work done on the object.
(a) 9J
(b) 126J
(c) 63J
(d) 69J
12. Calculate the slope of the line that passes through the points (3,7) and (4,-2).
(a) -
1
9
(b) 1
9
(c) 9
(d) -9
13. A 7kg mass is suspended in equilibrium from a spring that has a spring constant of 400N/m. Calculate
the displacement of the spring.
(a) 0.02m
(b) 0.14m
(c) 0.41m
(d) 0.17m
14. A spring with a spring constant of 500N/m is compressed a distance of .3m. Calculate the amount of
energy stored in this spring.
(a) 22.5J
(b) 45J
(c) 75J
(d) 150J
15. A car traveling at a velocity 20m/s accelerates to a velocity of 34m/s over a distance of 5m. Calculate
the rate of acceleration.
(a) 6.8m/s2
(b) 116m/s2
(c) 75.6m/s2
(d) 3.4m/s2

16. A 5kg object accelerates at a rate of 7m/s2
. What is the net force acting on the object?
(a) 12N
(b) 35N
(c) 0N
(d) 7N
17. An object with a mass of 500kg experiences a gravitational force of 0.5N toward an 800kg mass. How
far apart are the two masses?
(a) 5.3 × 10−5m
(b) 5.3 × 105m
(c) 7.3 × 10−3m
(d) 7.3 × 103m
18. A spring with a spring constant of 300N/m is compressed .2m. How much work must be done to
compress it an additional .3m (to a displacement of .5m)?
(a) 63J
(b) 13.5J
(c) 90J
(d) 31.5J
19. A 70N force is applied at an angle of 50◦above the horizontal to a box causing the box to slide 3m.
Calculate the work done by the force.
(a) 161J
(b) 210J
(c) 135J
(d) 45J
20. Dr. McCoy wants to study the reproduction rate of tribbles. He feeds the tribbles the same amount
of food each day, and every day he counts how many tribbles he has. What is the dependent variable
in this experiment?
(a) The amount of food the tribbles are given
(b) The number of tribbles
(c) The number of days that have passed
(d) Dr. McCoy’s favorite color
21. A 9kg block is sitting against a spring that has a spring constant of 250N/m and is compressed .75m.
The spring decompresses, transferring all its energy to the block. What is the velocity of the block
once the spring has fully decompressed assuming no work is done?
(a) 6m/s
(b) 4m/s
(c) 16m/s
(d) 5m/s

22. A car 100kg is traveling at a velocity of 40m/s. What is the breaking force required for the car to come
to a stop in 50m?
(a) -40N
(b) 40N
(c) -1600N
(d) 1600N
23. A 7kg cart at the top of a 6m tall ramp is moving with a velocity of 4m/s. Calculate the total
mechanical energy of the cart.
(a) 426J
(b) 412J
(c) 56J
(d) 468J
24. A rock falls from the top of a 30m tall cliff. Calculate the velocity of the rock the instant before it hits
the ground.
(a) 24m/s
(b) 294m/s
(c) 589m/s
(d) 17m/s

1. An object at rest will remain at rest and an object in uniform motion will remain in uniform motion
unless acted upon by an external, unbalanced force is a statement of which law?
(a) Newton’s 1st Law
(b) Newton’s 2nd Law
(c) Newton’s 3rd Law
(d) Newton’s Universal Law of Gravitation
2. An object is thrown upward from the top of a 4m tall platform with an initial velocity of 12m/s. How
long does it take for the object to hit the ground at the bottom of the platform?
(a) 0.29s
(b) 0.70s
(c) 2.0s
(d) 2.7s
3. Which of the following forms of energy is the result of an object’s motion?
(a) Gravitational Potential Energy
(b) Kinetic Energy
(c) Chemical Energy
(d) Thermal Energy
4. A 14kg cart starts at rest at the top of a 2m tall ramp. What is the velocity of the cart when it reaches
the bottom of the ramp assuming that no work is done?
(a) 4.4m/s
(b) 39.2m/s
(c) 19.6m/s
(d) 6.3m/s
5. On a position-time graph, the slope of the line represents...
(a) acceleration
(b) displacement
(c) velocity
(d) position

1. A ball falls from the top of a building. It hits the ground 1.3s later. How tall is the building?
(a) 6.4m
(b) 8.3m
(c) 16.4m
(d) 12.2m
2. A 50N force is applied at an angle of 38◦
to a block causing it to move. How much work is done if the
block moves 17m?
(a) 670J
(b) 850J
(c) 523J
(d) 664J
3. Which of the following physical quantities affects gravitational force?
(a) Volume
(b) Mass
(c) Charge
(d) Temperature
4. A car moves at constant velocity of 4m/s for 6s. Calculate the net force acting on the car during this
time.
(a) 24N
(b) 10N
(c) 2N
(d) 0N
5. A 12kg cart starts at the bottom of a ramp with a velocity of 7m/s. Calculate the velocity of the car
when it reaches a height of 2m.
(a) 5.42m/s
(b) 3.12m/s
(c) 9.76m/s
(d) 9.39m/s

7. A 10kg block sits at rest on a spring compressing the spring a distance of 0.2m. Calculate the spring
constant of the spring.
(a) 491N/m
(b) 98N/m
(c) 50N/m
(d) -98N/m
8. 400J of work are done on a block by a 50N force acting at a 32◦ angle relative to the direction of the
block’s motion. Calculate the displacement of the block.
(a) 9.4m
(b) 8.0m
(c) 13.0m
(d) 10.2m
9. A 5kg cart rests against a compressed spring. The spring has a spring constant of 300N/m and is
compressed a distance of .25m. The spring decompresses sending the cart rolling away. Calculate the
final velocity of the cart assuming that no energy is lost.
(a) 5.5m/s
(b) 1.9m/s
(c) 2.7m/s
(d) 3.9m/s
10. A 65kg skydiver is accelerating at a rate of 8.9m/s2
. Calculate the upward air resistance force acting
on them.
(a) 0N
(b) 59N
(c) 638N
(d) 579N
11. A 17kg block experiences a 80N kinetic friction force when pushed across a surface. Calculate the
coefficient of kinetic friction.
(a) 4.7
(b) 2.1
(c) .48
(d) 1.3
12. A 700kg object is placed 0.2m from a second object. The objects experience a gravitational attraction
of 0.3N toward each other. Calculate the mass of the second object.
(a) 2.6 × 105kg
(b) 1.3 × 106kg
(c) 1.7 × 10−6kg
(d) 1.7 × 10−5kg

14. At what time is the object moving the fastest?
(a) t=2s
(b) t=4.5s
(c) t=7s
(d) t=10s
15. Which statement best describes the motion of the object from t=7-10s?
(a) Constant positive velocity
(b) Constant negative velocity
(c) Speeding up in the positive direction
(d) Slowing down in the negative direction
16. Which statement best describes what the corresponding position time graph should look like from
t=5-7s?
(a) A horizontal line in the negative region of the graph
(b) Negative slope that is getting steeper
(c) Constant negative slope
(d) Positive slope that is getting steeper

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