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WorksheetsYear 7 Forces
Total questions: 45
Worksheet time: 27mins
Name
Class
Date
1.
What is force?
a)
A push exerted on an object
b)
A push or pull exerted on an object
c)
A pull exerted on an object
d)
Nothing
2.
Forces that have a net force of zero ( the object is still).
a)
Balanced force
b)
Unbalanced force
3.
What is the net force?
a)
5000 N right
b)
4000 N right
c)
40 N left
d)
4000 N left
4.
A force that acts where two objects touch
a)
Contact Force
b)
Non-contact Force
c)
Balanced Force
d)
Unbalanced Force
5.
The sum of all forces acting on an object and direction
a)
Contact Force
b)
Balanced Force
c)
Unbalanced Force
d)
Net Force
6.
Which of the following is an example of a contact force?
a)
A magnet picking up safety pins
b)
The moon orbiting Earth
c)
Wind blowing leaves across the yard
d)
An apple falling from a tree
7.
Which is a factor that affects the strength of gravitational, magnetic, and electrostatic force fields?
a)
Mass
b)
Volume
c)
Distance
d)
Density
8.
Distance and mass are two factors that affect
a)
Gravitational Force Fields
b)
Magnetic Force Fields
c)
Electric Force Fields
d)
Electrostatic Force Fields
9.
Which of the following is an example of a non-contact force
a)
Static force picking up sugar
b)
Wind moving a sailboat
c)
A duck floating on water
d)
Your book lying on a table
10.
Opposite magnetic forces _____ each other.
a)
Attract
b)
Repel
11.
What is the net force in this diagram?
a)
8N right
b)
2 N right
c)
8N left
d)
2N left
12.
What is the net force of an object that is not moving?
a)
0N
b)
100N
c)
Upward force
13.
What is the net force in this picture?
a)
50 Newtons to the right
b)
950 Newtons to the right
c)
950 Newtons to the left
d)
50 Newtons to the left
14.
Why does a book on a table not move?
a)
No forces are acting on the book
b)
Gravity is the only force acting on the book
c)
Forces of the table pushing up and gravity pulling down are balanced
15.
What will cause an object to move?
a)
Applied forces
b)
Balanced forces
c)
Unbalanced forces
16.
What makes a rolling ball stop moving?
a)
gravity
b)
friction
c)
a balanced force
17.
What type of force lights the match?
a)
Gravitational
b)
Friction
c)
Normal
d)
Magnetic
18.
What type of force?
a)
Gravitational
b)
Normal
c)
Magnetic
d)
Electrical
19.
What force holds the planets in motion around the sun?
a)
Magnetic
b)
Electrical
c)
Gravitational
d)
Air Resistance
20.
What type of force?
a)
Magnetic
b)
Gravitational
c)
Applied
d)
Normal
21.
A ____________ is a push or a pull on an object.
a)
chemical
b)
force
c)
magnet
d)
gravity
22.
On which surface would friction be the greatest?
a)
carpet
b)
ice
c)
snow
d)
satin
23.
The force that opposes the motion of two surfaces sliding past each other is called ___________.
a)
acceleration
b)
inertia
c)
friction
d)
unbalanced
24.
A type of friction that occurs when air pushes against a moving object causing it to negatively accelerate
a)
air resistance
b)
surface area
c)
descent velocity
d)
gravity
25.
Which of the following shows the direction of the friction force?
a)
A
b)
B
c)
C
d)
D
26.
___________ is the amount of matter in an object.
a)
mass
b)
weight
c)
volume
d)
force
27.
Iron, Nickel and cobalt are all __________________ materials
a)
Shiny
b)
poles
c)
magnetic
d)
cold
28.
Magnets can attract or __________________ other magents
a)
keep
b)
react
c)
repel
d)
destroy
29.
If you put a __________________ pole and a south pole together, they attract.
a)
North
b)
South
c)
Positive
d)
Magnetic
30.
You can make an electromagnet stronger by: using __________________ coils of wire
a)
bigger
b)
smaller
c)
more
d)
less
31.
Why does a compass needle point north?
a)
The compass is a bar magnet
b)
Because north is up
c)
Because it's magic
d)
It lines up with the Earth's magnetic field
32.
What will happen when these magnets are brought close together?
a)
They will attract each other.
b)
They will repel each other.
c)
Both magnets will turn to the left
d)
Both magnets will turn to the right
33.
This large crane magnet functions only when the electrical current is ON. The crane magnet is an example of what type of magnet?
a)
NIB Magnet
b)
Ceramic Magnet
c)
Electromagnet
d)
funnel magnet
34.
Electric charges that are alike _______ each other.
a)
Attract
b)
Repel
35.
Which of the following is an example of friction that is helpful?
a)
Brakes used on a bike
b)
Tires from a car on the road
c)
Tread on the bottom of your shoes
d)
All are examples that are helpful
36.
How does friction affect speed?
a)
more friction decreases speed
b)
more friction increases speed
c)
less friction decreases speed
37.
Oil helps to lubricate the parts of a car engine and reduces friction.
a)
True
b)
False
38.
What is the SI unit used to measure force?
a)
pounds
b)
grams
c)
newtons
d)
kg/ m2
39.
Gravity attracts all objects towards one another.
a)
False
b)
True
c)
It depends
d)
I don't care
40.
Where would you have to travel to reduce your weight but not lose any mass?
a)
The moon
b)
The Sun
c)
Jupiter
d)
Saturn
41.
This FORCE pulls things. It PULLS things into orbit around the sun.
a)
Newton
b)
gravity
c)
weight
d)
path
42.
A person would weigh more on Jupiter than on the Earth because . . .
a)
Jupiter has more mass, and therefore more gravity
b)
Jupiter has less mass, and therefore more gravity
c)
Jupiter has more mass, and therefore less gravity
d)
Jupiter has less mass and therefore less gravity
43.
What is the most famous pizza topping?
a)
Pepperoni
b)
sausage
c)
cheese
d)
bacon
44.
Safety helmets are used when riding bikes to:
a)
Make us look stylish
b)
Increase stopping time which decreases force
c)
Increase stopping time which increases force
d)
decreases stopping time
45.
What is the latest Star Wars movie?
a)
Star Wars: Revenge of the SIth
b)
Star Wars: Phantom Menace
c)
Star Wars: Force Awakens
d)
Star Wars: First Order Strikes BAck
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