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Chapter 3 Review Game

Total questions: 34

Worksheet time: 52mins

Name
Class
Date
1.
What is the horizontal acceleration of a projectile?
a)
0 m/s2
b)
9.8 m/s2
2.
What is the vertical acceleration of a projectile?
a)
0 m/s2
b)
9.8 m/s2
3.

A motorboat, which has a speed of 5 m/s in still water, is crossing a river (from west to east) The river's current is flowing south at 3.3 m/s. What is the magnitude of the boat’s resultant velocity with respect to the starting point?

a)

3.3 m/s

b)

5.0 m/s

c)

6.0 m/s

d)

8.3 m/s

4.
A hiker walks 5 kilometers due north and then 7 kilometers due east. What is the hiker's resultant displacement?
a)
2 km
b)
8.6 km
c)
12 km
d)
12.6 km
5.
Which statement describes a vector?
a)
It has magnitude but no direction
b)
It has direction but no magnitude
c)
It has both direction and magnitude
d)
It has constant magnitude but no
 direction
6.

Observers using different ___________________ may measure different velocities for an object in motion

a)

frame of reference

b)

relatives of motion

c)

projectile motions

d)

constant velocity

7.

If a car passes you in the left lane going 90 km/hr north while you are driving 80 km/hr north, how fast is the car moving relative to your car?

a)

170 km/hr

b)

90 km/hr

c)

80 km/hr

d)

10 km/hr

8.
A person begins a corn maze by walking 6.00m to the East and 10.0m to the North. How far away is the person from the starting position?
a)
10.4 m
b)
11.7 m
c)
16.0 m
d)
16.8 m
9.
A vector is a mathematical structure that has both _______ and _______.
a)
direction, magnitude
b)
scope, sequence
c)
meat, potatoes
d)
scalar, vector
10.
Determine the direction and magnitude of the vector 〈7,18〉
a)
Direction 21.3°
Magnitude 19.3
b)
Direction 68.7°
Magnitude 19.3
c)
Direction 21.3°
Magnitude 373
d)
Direction 68.7°
Magnitude 373
11.
Find the direction and magnitude of the resultant vector for the drawing of two forces.
a)
Direction 90°
Magnitude 139.0N
b)
Direction 52.3°
Magnitude 195N
c)
Direction 52.3°
Magnitude 139.0N
d)
Direction 37.7°
Magnitude 139.0N
12.
Which side is adjacent to the 400 angle?
a)
AB
b)
AC
c)
BC
13.
Find h
a)
35.60
b)
35.00
c)
35.71
d)
61.03
14.
Find the measure of the missing angle. Round to the nearest degree. 
a)
49o
b)
50o
c)
41o
d)
33o
15.
Solve for the missing angle. Round the nearest degree. 
a)
50
b)
1
c)
37
d)
95
16.
Find the length of side y. Round to the nearest hundredth. 
a)
22.32 cm
b)
36.5 cm
c)
76.34 cm
d)
87.76 cm
17.
Find the value of x. Round to the nearest tenth. 
a)
12.2
b)
14.6
c)
16
d)
15.4
18.
An object is shot from the ground (at 25 m/s) at 25 degrees and 65 degrees.  Which is in the air for longer? (assume no air resistance)
a)
25 degrees
b)
65 degrees
c)
same for both
19.

If you are trying to find the horizontal component (Vx) of a projectile's velocity, what trigonometry function would you use?

a)

Cosine

b)

Sine

c)

Tangent

d)

Traxoline

20.

What is the direction of the acceleration for any projectile?

a)

The direction the projectile is traveling.

b)

Down

c)

Up

d)

Sideways

21.

What is the shape of the path of any projectile?

a)

Hyperbola

b)

Hypotenuse

c)

Parabola

d)

Diagonal

22.

When an object is launched horizontally, what is the initial vertical velocity?

a)

0 m/s

b)

It's always 9.8 m/s

c)

It depends on the horizontal launch speed

d)

It depends on the color of the object being launched

23.

A soccer ball is kicked with a 36 degree angle and a velocity of 23 m/s. Find the horizontal component of the balls velocity.

a)

13.5 m/s

b)

14.1 m/s

c)

18.6 m/s

d)

33.1 m/s

24.
A ball is thrown horizontally at a height of 2.2 meters at a velocity of 65 m/s. Assume no air resistance. How far did the ball travel horizontally when it hit the ground?
a)
14.3 m
b)
30.55 m
c)
65 m
d)
43.55 m
25.

In a projectile motion we always have...

a)

1 component (x)

b)

3 components (x,y, and z)

c)

2 components (x and y)

d)

0 components

26.

The acceleration during the whole trip, on the horizontal component, is always...

a)

0 m/s2

b)

3.6 m/s2

c)

5 m/s2

d)

-9.8 m/s2

27.

In a projectile motion like the shown on the picture, the velocity with which the projectile hits the ground is...

a)

0 m/s

b)

the same as the initial velocity

c)

unknown

d)

9.8 m/s

28.
In the absence of air resistance, the angle at which a thrown ball will go the farthest is
a)
15o
b)
300
c)
45o
d)
600
29.
Which of the following would NOT be considered a projectile? 
a)
a cannonball thrown straight up
b)
a cannon ball rolling down a slope
c)
a cannonball rolling off a table
d)
a cannonball thrown in the air
30.
A plane flies at 180 km/h east in still air. What is its velocity into a 40 km/h headwind?
a)
140 km/h east
b)
220 km/h east
c)
180 km/h east
d)
140 km/h west
31.
A plane flies at 120 km/h in still air. What is its speed in a 90 km/h crosswind?
a)
120 km/h
b)
210 km/h
c)
30 km/h
d)
150 km/h
32.
The path of a projectile is called its...
a)
range
b)
resultant
c)
component
d)
trajectory
33.
A bullet fired horizontally from a rifle begins to fall
a)
as soon as it leaves the barrel.
b)
after air friction reduces its speed.
c)
neither of these
34.

A ball rolls of a 3 meter high table at a velocity of 1.3 m/s. How far out from the base of the table will it land?

a)

1.014 meters

b)

0.793 meters

c)

1.4 meters

d)

0.612 meters