Jomo Kenyatta University of Agriculture and Technology, Nairobi
SPH 3U
Multiple Choice (1K mark each)
Identify the choice that best completes the statement or answers the question.
____ 1. Which of the following objects has the least inertia?
a. a car b. an atom c. a cell phone d. a skyscraper
____ 2. Which of the following graphs correctly shows the relationship between the acceleration
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Jomo Kenyatta University of Agriculture and Technology, Nairobi
SPH 3U
Multiple Choice (1K mark each)
Identify the choice that best completes the statement or answers the question.
____ 1. Which of the following objects has the least inertia?
a. a car b. an atom c. a cell phone d. a skyscraper
____ 2. Which of the following graphs correctly shows the relationship between the acceleration and mass of an
object when a constant force is applied?
a. b. c. d.
____ 3. A net force of 42 N is applied to a soccer ball with a mass of 0.33 kg. Determine the acceleration of the soccer
ball.
a. 110 m/s2 b. 140 m/s2 c. 130 m/s2 d. 120 m/s2
____ 4. The following object has a mass of 320 kg. Determine the acceleration of the object.
a. 4 m/s2 [Upward] b. 6 m/s2 [Upward] c. 5 m/s2 [Upward] d. 3 m/s2 [Upward]
____ 5. A student pushes a box to the left across a rough floor. Which of the following free-body diagrams can be
used for this situation?
a. b. c. d.
1 2 3 a
3 2 1
Force
1 2 3 a
3 2 1
Force
1 2 3 a
3 2 1
Force
1 2 3 a
4 3 2 1
Force
Name:__________________________ Date:____________
____ 6. A car travelling at 81 km/h slams on the brakes and comes to a stop after 2.9 s. What is the force from the
seatbelt acting on the driver if the driver has a mass of 72 kg?
a. 240 N b. 1620 N c. 1070 N d. 560 N
____ 7. A 156 g hockey puck is initially travelling with a speed of 18 m/s. The force of friction acting on the puck is
0.30 N. If no other forces act on the hockey puck, how far will it slide before coming to rest?
a. 168 m b. 84 m c. 42 m d. 21 m
____ 8. Which of the following is a measure of the force of gravity acting on an object?
a. weight b. mass c. inertia d. volume
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