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WorksheetsForces and Newton's Laws
Total questions: 27
Worksheet time: 10mins
Name
Class
Date
1.
45 m/s2 is the...
a)
Mass
b)
Force
c)
Acceleration
d)
weight
2.
What Unit do we Measure Force in?
a)
Newtons
b)
Joules
c)
Force
d)
Don't know
3.
Which of Newton's laws is illustrated when a magician pulls a tablecloth out from under the dishes without disturbing them?
a)
first
b)
second
c)
third
d)
fourth
4.
With unbalanced forces, the object will move in the direction that the _______ force is being applied.
a)
larger
b)
smaller
c)
equal
5.
You push on a tree with 20 N of force. If the tree doesn't move, the tree is pushing back on you with _____of force.
a)
20N
b)
40N
c)
10N
d)
70N
6.
Which has more Inertia? (so need more force to move)
a)
Truck
b)
Ant
c)
A cat
d)
A skateboard
7.
A 20 kg bike accelerates at 10 m/s2. what was the force
a)
25
b)
200 N
c)
20 N
d)
10 N
8.
Unit of mass
a)
m/s 2
b)
m/s
c)
newtons
d)
kg
9.
A person is pushed forward into their seatbelt when a car stops
a)
1st
b)
2nd
c)
2 and 3
d)
3rd
10.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
11.
What is Newton's First Law
a)
F=ma
b)
Every action has an equal and opposite reaction
c)
An object at rest stays at rest, an object in motion stays in motion.
d)
Friction
12.
When you kick a ball across a feild and it hits someone in the face and they fly backwards
a)
Action=Reaction
b)
Speed
c)
Motion
d)
Air
13.
What is the name for a push or pull?
a)
A movement
b)
A force
c)
Speed
d)
Density
14.
A balanced force has
a)
no net force
b)
some net force
c)
a wee bit of net force
d)
a lot of net force
15.
What will the effect of the man in the picture is the car stops suddenly?
a)
he will not move
b)
He will move forward and get stopped by the seatbelt
c)
He will move backward into the seat
16.
What law describes what happens if you are riding a skateboard and hit something (like a rock) with the front wheels.
a)
Newtons 3rd law
b)
Newtons 1st law
c)
Law of gravity
d)
Law of movement
17.
What law of motion does this picture represent?
a)
Newtons 1st law
b)
Newtons 4th law
c)
Newtons 3rd law
d)
Newtons 2nd law
18.
What law of motion does this picture represent?
a)
Newtons 1st law
b)
law of gravity
c)
Newtons 4th law
d)
Newtons 2nd law
19.
What is Newtons 2nd law of motion?
a)
Pancakes
b)
Force= Mass multiplied by acceleration
c)
For every action there is a equal and opposite re-action.
d)
Law of gravity
20.
What is Newtons 1st law of motion?
a)
Force= Mass multiplied by acceleration
b)
An object at rest stays at rest unless acted on an unbalanced force. (inertia)
c)
For every action there is a equal and opposite re-action.
d)
law of gravity
21.
Which of the following never changes no matter where in the universe?
a)
weight
b)
force
c)
mass
d)
pounds
22.
Gravity is the force objects put on each other because of their ______.
a)
Mass
b)
Friendliness
c)
Acceleration
d)
Speed
23.
What is the value of g on Earth?
a)
9.81 m/s^2
b)
9.81 N
c)
9.81 m
d)
9.81 s/m^2
24.
The tendency of an object at rest to stay at rest unless it is acted upon by a force is called ___________________
a)
inertia
b)
motion
c)
gravity
d)
lubricant
25.
How will this object move?
a)
It won't move.
b)
It will move to the right.
c)
It will move to the left.
d)
It will move up.
26.
What is the amount of force required to accelerate a 30kg object to 10m/s2?
a)
300N
b)
30N
c)
300 m/s
d)
3N
27.
A car is traveling at 23.6 m/s skids to a stop in 3.55 s. Determine the acceleration of the car.
a)
8.78 m/s2
b)
22.4 m/s2
c)
-8.78 m/s2
d)
-22.4 m/s2
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