WorksheetsForces and Motion
Total questions: 43
Worksheet time: 33mins
Name
Class
Date
1.
An object is _____ if its position changes relative to another object.
a)
in motion
b)
at reset
c)
a frame of refence
d)
magical
2.
A truck driving at 60 miles per hour travels 150 miles. How long is it driving for?
a)
9000 hours
b)
0.4 hours
c)
210 hours
d)
2.5 hours
3.
A place or object used for comparison to determine if another object is in motion is called a
a)
comparison point
b)
reference point
c)
point of view
d)
motion detector
4.
A distance vs. time graph shows an object's
a)
frame of reference
b)
speed
c)
acceleration
d)
favorite food
5.
A car driving at 50 miles per hour drives for 2 hours. What distance did it cover?
a)
50 miles
b)
25 miles
c)
100 miles
d)
75 miles
6.
The International System of Units, or SI units, is
a)
the modern form of the metric system used by scientists today
b)
an ancient form of the metric system no longer in use by scientists
c)
the American system of measurement
d)
the Icelandic system of measurement
7.
The SI unit for length or distance is
a)
foot (ft)
b)
inch (in)
c)
mile (mi)
d)
meter (m)
8.
The SI unit for time is
a)
second (s)
b)
minute (min)
c)
hour (hr)
d)
year (yr)
9.
Therefore, the SI unit for speed is
a)
miles per hour (mi/hr)
b)
meters per second (m/s)
c)
inches per year (in/yr)
d)
feet per second (ft/s)
10.
Velocity is
a)
speed and acceleration
b)
constant speed
c)
a frame of reference
d)
speed in a given direction
11.
Speed =
a)
distance / time
b)
time / distance
c)
distance * time
12.
A horizontal line on a distance vs. time graph means the object's speed is
a)
increasing
b)
decreasing
c)
zero
13.
Acceleration is
a)
increasing speed
b)
decreasing speed
c)
changing direction
d)
all of the above
14.
A student jogging at 2 m/s picks up the pace until she is jogging at 4 m/s. This is an example of acceleration. True or False?
a)
True
b)
False
15.
On the Picture the balloon pushes the air right. What is the second force in this interaction pair?
a)
The air pulls the ball left
b)
Gravity pulls the balloon down
c)
The air pushes the balloon left.
d)
The air pulls the balloon right.
16.
This is a rocket.The rocket pushes the fuel down.What is the other force in this interaction pair?
a)
The fuel pulls the rocket up.
b)
The fuel pushes the rocket up.
c)
The rocket pulls the earth up.
d)
The earth pulls the rocket down.
17.
This is a rocket.The rocket pushes the fuel down.What is the other force in this interaction pair?
a)
The fuel pulls the rocket up.
b)
The fuel pushes the rocket up.
c)
The rocket pulls the earth up.
d)
The earth pulls the rocket down.
18.
In a tug of war the left team pulls with a force of 200N. The right team pulls with a force of 150N.What is the resultant force?
a)
50N to the left.
b)
350N to the left.
c)
350N to the right.
d)
50N to the right.
19.
Which force is so low that it causes the man to slip and fall?
a)
Gravity
b)
Friction
c)
Air Resistance
d)
Motion
20.
What is the net force?
a)
400 N Up
b)
400 N Down
c)
- 400 N Down
d)
800 N Down
21.
The force that opposes the motion of two surfaces sliding past each other is called ___________.
a)
acceleration
b)
inertia
c)
friction
d)
unbalanced
22.
What is the net force?
a)
40 N left
b)
0 N Balalnced
c)
400 N right
d)
40 N right
23.
What is the unit of force?
a)
Kilogram
b)
Meter
c)
Pascal
d)
Newton
24.
What is the unit of a moment?
a)
Newton meter (Nm)
b)
Newton (N)
c)
Twist (Tw)
d)
Turn (Tu)
25.
This question is about balancing a set of scales.If you hang a 10N weight 2m away from the centre, how far must you hang a 5N weight to make it balance?
a)
50m
b)
20m
c)
1m
d)
4m
26.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
27.
Which has more Inertia? (so need more force to move)
a)
Truck
b)
Ant
c)
A cat
d)
A skateboard
28.
Which type of force(s) will cause a change in an object's motion?
a)
gravity
b)
zero net force
c)
balanced forces
d)
unbalanced forces
29.
What is the name for a push or pull?
a)
A movement
b)
A force
c)
Speed
d)
Density
30.
Which one needs a greater net force to move, a kilogram of feathers or a kilogram of iron?
a)
feathers
b)
iron
c)
same
d)
depends on their friction
31.
How many Laws does Newton have?
a)
4
b)
6
c)
1
d)
3
32.
What is the formula for force?
a)
F=M/A
b)
F=MA
c)
F=AX
d)
what is force?
33.
1000 kg is the...
a)
mass
b)
weight
c)
force
d)
acceleration
34.
20 N is the
a)
mass
b)
weight
c)
force
d)
acceleration
35.
45 m/s2 is the...
a)
Mass
b)
Force
c)
Acceleration
d)
weight
36.
If an object is stationary (not moving) the forces acting upon it are _____________
a)
unbalanced
b)
weak
c)
balanced
d)
Hulk Smash!
37.
What is the attractive force that exists between all objects that have mass?
a)
Weight
b)
Mass
c)
Gravity
d)
Viscosity
38.
If these boys are pulling with the same amount of force. What will happen?
a)
The boy in blue will win.
b)
They will not move at all.
c)
The boy in red will win.
d)
Both will fall down.
39.
A force that slows or stops motion when objects rub together.
a)
Friction
b)
Push
c)
Pull
d)
Magnetism
40.
What is Newton's Third Law?
a)
Object in motion stays in motion and an object at rest stays at rest unless acted on by a outside force
b)
Force = mass x acceleration
c)
For every action there is an equal and opposite reaction
41.
According to Newton's second law, if you increase the force applied to an object :
a)
it accelerates more
b)
it doesn't move
c)
you get more inertia
d)
it decelerates
42.
Who is the scientist who came up with the Laws of Motion?
a)
Sir Issac Newton
b)
The Greeks
c)
John Dalton
d)
Sir John Newt
43.
If you slide a hockey puck on ice, eventually it will stop because of the friction of the ice. This is an example of which Law of Motion.
a)
Newton's First Law
b)
Newton's Second Law
c)
Newton's Third Law
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