1. How many significant digits are in 0.010 cm?

A) 1 B) 2

C) 3 D) 4

2. This diagram shows:

A) precision B) accuracy

C) precision and accuracy

D) neither precision nor accuracy

3. How many meters are there in a kilometer?

A) .001 B) .1

C) 100 D) 1000

4. A car is moving at 120.0 km/hr for 15
minutes. How far will it travel in that time?

A) 0.125 km B) 8 km

C) 30 km D) 1800 km

5. Sound travels at a constant speed of
343 m/s in air. Approximately how long does it take for the sound
of thunder to travel 1609 meters (i.e., one mile)?

A) 0.21 seconds

B) 4.69 seconds

C) 551887 m/s

6. Which has a greater displacement: a
car that travels from FL to CA or a space shuttle that launches in FL,
orbits the earth 12 times, then lands in CA?

A) the car

B) the shuttle

C) neither; they're the same

Acceleration

7. A sporty sports car can go from rest
to 32 m/s in 9.0 seconds. So what is its average acceleration?

A) 3.6 m/s B) -3.6 m/s

C) 3.6 m/s2 D) 288 m/s

8. Examine this graph. Which statement
is true: Position

A) The object is speeding up.

B) The object is slowing down.

C) The object is moving at a constant
speed.

D) The object is not moving at all.
Time

9. What does the slope represent in the
graph by #8?

A) acceleration

B) position

C) time

D) velocity

10. A sprinter accelerates to a velocity
of 5.36 m/s in 3.00 s. His average acceleration is 0.640 m/s2.
What was his velocity when he first started accelerating?

A) 1.78 m/s

B) 3.44 m/s

C) 7.28 m/s

D) 16 m/s

Chapter 2: Kinematic Problems

Which equation would you use to solve the following problems?

11. In getting ready to slam-dunk the ball,
a basketball player starts from rest and sprints to a speed of 6.0 m/s
in 1.5 s. Assuming he accelerates uniformly, how far does he travel
in this time?

A) ?x = ½(vi + vf)(?t)
B) vf = vi + a(?t)

C) ?x = vi (?t) + ½ a(?t)2
D) vf2 = vi2 + 2a?x

12. The velocity of a train is 26.4 m/s.
At an average acceleration of -1.50 m/s2, how much time is required for
the train to decrease its velocity to 9.72 m/s?

A) ?x = ½(vi + vf)(?t)
B) vf = vi + a(?t)

C) ?x = vi (?t) + ½ a(?t)2
D) vf2 = vi2 + 2a?x

Gravity

13. A ball is thrown upward with an initial
speed of 35 m/s. What is its speed 2 seconds later?

A) ?x = ½(vi + vf)(?t)
B) vf = vi + a(?t)

C) ?x = vi (?t) + ½ a(?t)2
D) vf2 = vi2 + 2a?x

14. The Concord achieves a lift-off velocity
of 112 m/s in 20.0 s starting from rest. What acceleration is required
to achieve this?

A) ?x = ½(vi + vf)(?t)
B) vf = vi + a(?t)

C) ?x = vi (?t) + ½ a(?t)2
D) vf2 = vi2 + 2a?x

Chapter 3: 2D Motion

15. If you wanted to find out how fast
a hang glider was climbing vertically (based on its airspeed), which formula
would you use?

A) sin? = opp/hyp

B) cos? = adj/hyp

C) tan? = opp/adj

D) none of the above

16. Which will reach the ground first?

A) Object A

B) Object B

C) Object A and B

17. Which of the following is not an example
of a projectile?

A) cruising airplane

B) fastball over home plate

C) football over goal post

D) speeding bullet

18. Which equation would you use to find
how long it takes a rock kicked horizontally off a cliff to reach the ground?

A) ?y = -1/2g(?t)2

B) ?x = vi (cos?) ?t

C) ?y = vi (sin?)?t – 1/2g(?t)2

D) vy,f2 = vi2 (sin?)2 – g?y

19. A man walks north 10 meters, then goes
southeast for 15 meters, what is his displacement?

A) 11 m

B) 18 m

C) 25 m

D) 150 m

20. If you want to find the maximum height
an object moving in two dimensions reaches, which is the best equation
to use?

A) ?y = -1/2g(?t)2

B) ?x = vi (cos?) ?t

C) ?y = vi (sin?)?t – 1/2g(?t)2

D) vy,f2 = vi2 (sin?)2 – g?y

Copyright Alexplorer. Some items taken from or adapted from other materials. This page is free for use in a classroom setting.

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