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Linear Kinematics

Total questions: 28

Worksheet time: 39mins

Name
Class
Date
1.
You run from your house to a friend's house that is 3 km away. You then walk home. The distance you traveled is 6 km. What is your displacement? 
a)
6  km
b)
0 km
2.
Speed is a __________ quantity and velocity is a __________ quantity.
a)
scalar, vector
b)
vector, scalar
3.
An object is NOT accelerating if it is moving
a)
in a circle
b)
at constant velocity 
c)
at increasing speed
d)
only as influenced by gravity
4.
A car slows down from +32 m/s to +8 m/s in 4 s. The acceleration is 
a)
6 m/s/s opposite the motion
b)
2m/s/s in the direction of motion
c)
8 m/s/s opposite the motion
5.

What is the average velocity of the object between 0 and 10 seconds?

a)

6.0 m/s

b)

1.5 m/s

c)

-4 m/s

d)

0 m/s

6.

What is the average velocity of the object between 10 and 15 seconds?

a)

6 m/s

b)

1.5 m/s

c)

-4 m/s

d)

0 m/s

7.

What is the rate of acceleration of the object between 0 and 4 seconds?

a)

1 m/s

b)

0 m/s2

c)

-1 m/s2

d)

1 m/s2

8.

Which of the following correctly describes what happens during a free fall?

a)

Kinetic energy is converted to potential energy.

b)

Velocity is constant.

c)

Acceleration is constant.

d)

Acceleration increases with the fall.

9.

A ball is thrown upward in the air with an initial velocity of 40 m/s. How long does it take to reach back to the point it was thrown from?

a)

4 s

b)

6 s

c)

2 s

d)

8 s

10.

An object free falls for 3.5 seconds. How far does it fall?

a)

120.05 m

b)

60.03 m

c)

17.15 m

d)

34,3 m

11.

Which of the following is a vector quantity?

a)

5 m/s

b)

5m/s, east

c)

5s

d)

none of these

12.

Which statement describes a vector?

a)

It has magnitude but no direction

b)

It has both direction and magnitude

c)

It has direction but no magnitude

d)

It has constant magnitude but no direction

13.

A projectile is launched at an angle of  25°25\degree above horizontal. Ignoring air resistance, what are the projectiles horizontal and vertical accelerations when it reaches its maximum height?

a)

Both horizontal and vertical accelerations are zero

b)

The horizontal acceleration is zero and the vertical acceleration is 9.8ms29.8\frac{\text{m}}{\text{s}^2} .

c)

The horizontal acceleration is  9.8ms29.8\frac{\text{m}}{s^2}   and the vertical acceleration is zero

d)

Both the horizontal and vertical acceleration are  9.8ms29.8\frac{\text{m}}{\text{s}^2}  

14.

A projectile is launched at 5 m/s with an angle  30°30\degree  from the horizontal. What is the maximum range obtained by the ball?

a)

 2.55 m

b)

4.33 m

c)

2.89 m

d)

none of these

15.

Which graph(s) represents a constant velocity?

a)

a and c

b)

b and c

c)

c

d)

a and b

16.

Which vector pair (arrow pair) correctly represents the acceleration and velocity at point P?

a)
b)
c)
d)
17.

When a car goes around a corner at 20 mph, why do we say it accelerates?

a)

The car is accelerating because of the velocity is constant

b)

Cars always accelerate when they are in motion

c)

The car is accelerating because it's changing direction

d)

The car accelerates because it's going 20 mph

18.
A boat travels 12.0 m while it reduces its velocity from 9.5 m/s to 5.5 m/s. What is the magnitude of the boat’s acceleration while it travels the 12.0 m?
a)
1.3 m/s2
b)
2.5 m/s2
c)
3.0 m/s2
d)
7.5 m/s2
19.

Horse A is running East at a speed of 6 m/s. Horse B is running at a speed of 8 m/s East as it passes Horse A. What is Horse B's velocity relative to Horse A?

a)

14 m/s

b)

-2 m/s

c)

2 m/s

d)

48 m/s

20.

A particle moves along the x-axis with velocity given by v(t) = 3t2 + 6t for time t > 0. If the particle is at position x = 2 at time t = 0, what is the position of the particle at t = 1?

a)

4

b)

6

c)

9

d)

11

21.

Which graph shows a constant speed, when you compare displacement vs time.

a)
b)
c)
d)
22.

Which graph shows a positive and constant acceleration when you compare distance Vs time.

a)
b)
c)
d)
23.

Which graph shows a negative and constant acceleration when you compare displacement Vs time?

a)
b)
c)
d)
24.
What is speed?
a)
how far you go
b)
how much distance is covered over a period of time
c)
how fast you accelerate
d)
the change in the location of a object
25.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
26.
During which interval is the object not moving?
a)
B to C
b)
C to D
c)
D to E
d)
only at point A
27.
During which interval is the object traveling at a constant velocity?
a)
B to C
b)
D to E
c)
F to G
d)
it traveling at a constant velocity during all of the intervals shown.
28.

A ball is thrown vertically upwards with initial velocity of 20 ms-¹.Determine the highest point that can be reached by the ball.

a)

18.31m

b)

20.39 m

c)

22.05 m

d)

19.68 m