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Road Safety

Total questions: 54

Worksheet time: 2hrs 46mins

Name
Class
Date
1.
What type of force describes the red arrow?
a)
Gravity Force
b)
Friction Force
c)
Driving Force
d)
Air friction resistance Force
2.
What type of force is shown in the picture?
a)
The Cat force
b)
Star Wars Force
c)
Unbalanced force
d)
Balanced  force
3.
Which two forces are equal?
a)
The Force of Gravity and the Normal Force
b)
The applied force and the Force of friction
c)
None
d)
The Force of Gravity and the  Motion Force
4.
What is a Force?
a)
The distance
b)
Mass
c)
A push or pull
d)
Give me a  failing grade 
5.
By looking at the picture, what is the best conclusion?
a)
 Gravity, Friction,  and  Air Resistance are all type of forces
b)
Magnetism is not a force
c)
Electricity is dangerous
d)
Spring Force does not exist
6.
What is friction?
a)
It is a resistance force
b)
Friction  does not exist
c)
It is an imaginary force
d)
It is red
7.
By looking at the picture, what is the best conclusion?
a)
Friction is in the same direction as Motion
b)
The Friction force  is  opposite to the direction of  the motion force
c)
Friction does not count
d)
I forgot my I-pad
8.
The best conclusion is...
a)
The figure shows red penguin
b)
The Thrust  is in the same direction as the Dragging  force
c)
The Thrust force  is OPPOSITE to Drag force
d)
It is a car flying
9.
How do you lower the friction force?
a)
By a smooth surface
b)
By a rough surface
c)
By not pushing hard
d)
By pushing down
10.
Forces are usually shown as...
a)
dogs
b)
circles
c)
flashing electricity
d)
arrows
11.
Reese can run 10 meters in 5 seconds. What is her speed?
a)
5 meters/sec
b)
2 meters/sec
c)
5 miles/hour
d)
2 miles/hour
12.
How is speed calculated?
a)
S= D/M
b)
S= D/T
c)
S= T/D
d)
T= S/D
13.
How would decreasing the time it takes you to run a certain distance affect your speed? Speed will...
a)
Increase
b)
Decrease
14.
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
15.
What does this graph represent?
a)
Constant Speed
b)
Acceleration
c)
Deacceleration
d)
Not moving
16.
According to the graph how far does the person travel in the first 5 seconds?
a)
2 m
b)
10 m
c)
0 m
d)
5 m
17.

A runner races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?

a)

10 m/s

b)

1000 m/s

c)

100 seconds

d)

10 seconds

18.
A different runner trains for a marathon for 6 months by eating nothing but bags of french fries from McDonalds. They run a 10 meter dash in 100 seconds. What is their speed?
a)
0.01 m/s
b)
0.1 m/s
c)
1 m/s
d)
10 m/s
19.
Can you create energy?
a)
Yes
b)
No
20.
Water high in the air falls due to gravity, the moving water spins turbines, and they create/store electricity...
Pick the BEST Energy Conversion below for a Hydroelectric Dam.
a)
Mechanical to Electrical
b)
Electrical to Mechanical to Thermal
c)
Potential to Kinetic to Electrical
d)
Kinetic to Mechanical to Electrical
21.
Making a Fruit Smoothie is YUMMY!
Plug a Blender into the wall outlet, and you're ready to go. 
Which choice below BEST shows the energy transformation of making a smoothie?
a)
Electrical to Kinetic
b)
Electrical to Chemical
c)
Mechanical to Sound
d)
Kinetic to Thermal
22.
If you drop a basketball, it will bounce, and then roll, and finally stop.
Why won't a basketball bounce forever?
a)
The ball weighs too much, and that makes it stop.
b)
Gravity pulls the ball down more than the ball can bounce.
c)
It's Potential Energy gets destroyed as it bounces.
d)
It's energy is transformed into other types of energy.
23.

You have to work to keep a yo-yo going up and down, and up and down. Why does it stop?

a)

Gravity is too strong and yo-yo is too light.

b)

Yo-yo's are too heavy for the string.

c)

Sound and heat are produced, which use up energy.

d)

Friction energy cancels out the potential energy.

24.
Kinetic energy is energy due to...
a)
interactions between objects or particles
b)
motion
c)
elasticity
d)
mass
25.
Potential energy is energy that is...
a)
stored
b)
already used
c)
being used currently
d)
never going to be used
26.
Which is an example of sound energy?
a)
light energy
b)
plucking a guitar string
c)
turning the lights on
d)
splitting nuclei
27.
What is friction?
a)
a force that resists the sliding of two surfaces
b)
a force that lubricates the sliding of two surfaces
c)
a force that allows two surfaces to slide that are not touching each other
d)
a forces that transforms the sliding of two surfaces to make it easier.
28.
"Energy can be transformed from one form into another or transformed from one region or another, but energy cannot be created or destroyed."
Which law is this?
a)
Law of Conservation of Mass
b)
Newton's Second Law
c)
Law of Conservation of Energy
d)
Newton's Third Law
29.
Thermal energy is...
a)
burning logs
b)
turning on a fan
c)
sun energy
d)
splitting of nuclei
30.
Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?
a)
Chemical to light
b)
Electrical to chemical
c)
Electrical to light
d)
Chemical to electrical
31.
What energy transformations take place when a battery-operated radio is in use?
a)
Electrical to chemical to light
b)
Sound to chemical to mechanical
c)
Chemical to electrical to sound
d)
Light to electrical to thermal
32.
How far will an object move in 12 seconds if it is traveling at a velocity of 8 m/s?
a)
96 m
b)
0.7 m
c)
20 m
d)
4 m
33.
How long will it take a moving object traveling at a velocity of 6 m/s to move 30 meters?
a)
5 s
b)
180 s
c)
36 s
d)
24 s
34.
Calculate the KE of a moving 4 kilogram object traveling at a velocity of 3 m/s.
a)
18 J
b)
36 J
c)
12 J
d)
6 J
35.
A moving 10 kilogram object has 20 Joules of KE. What is its velocity?
a)
2 m/s
b)
4 m/s
c)
200 m/s
d)
10 m/s
36.
What is the mass of a moving object that has 100 Joules of KE and moves at a velocity of 2 m/s?
a)
50 kg
b)
200 kg
c)
25 kg
d)
100 kg
37.
As mass increases, KE ...
a)
increases
b)
decreases
c)
stays the same
38.
What is the velocity of a moving object that travels 12 meters in 3 seconds?
a)
4 m/s
b)
36 m/s
c)
15 m/s
d)
9 m/s
39.
When one energy form is changed into another it is called a
a)
transformation
b)
transfer
c)
translocation
d)
transcription
40.

What is the unit for mass?

a)

kg

b)

N

c)

ms-2

d)

W

41.

What is the S.I. unit for time?

a)

century

b)

s

c)

N

d)

J

42.

What is the S.I. unit for distance?

a)

J

b)

m

c)

W

d)

s

43.

What is the unit for speed?

a)

N

b)

ms-1

c)

ms-2

d)

seconds

44.

What is the unit for acceleration?

a)

ms-2

b)

ms-1

c)

Nm

d)

Nm-1

45.

What are the units for Δv?

a)

W

b)

J

c)

ms-2

d)

ms-1

46.

What is the unit for force?

a)

Watt

b)

Newton

c)

kilogram

d)

Henry

47.

What is the unit for weight?

a)

kilogram

b)

Newton

c)

torque

d)

kilograms per second.

48.

ms-1 is the unit for ...

a)

acceleration

b)

velocity

c)

momentum

d)

force

49.

What is the unit for kinetic energy, Ek?

a)

Watt

b)

Joule

c)

Volt

d)

Newton

50.

Joule is the unit for...

a)

Work

b)

Kinetic Energy

c)

Elastic Potential Energy

d)

Gravitational Potential Energy

51.

Which of these is an example of a car making drive unsafe?

a)

Gravel on the road

b)

Worn out brakes

c)

Icy/wet roads

d)

Windy weather

52.

Which of these is an example of the road making drive unsafe?

a)

Wet / icy roads

b)

Worn brakes

c)

Bald tyres

d)

Tail lights not working

53.

What is an example of this energy transformation: chemical potential energy --> kinetic energy

a)

Climbing a ladder

b)

Sky diving - stepping out of the plane

c)

Turning a car on and driving

d)

Turning on a light switch

54.

Which is not a safety feature in a car?

a)

Air bags

b)

Seat belt

c)

Brakes

d)

Coffee cup holder

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