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WorksheetsNewton's First Law
Total questions: 15
Worksheet time: 12mins
Name
Class
Date
1.
Newton's 1st Law is also called the Law of ...
a)
Friction
b)
Inertia
c)
Unbalanced forces
d)
Newtons
2.
An object in motion tends to stay in motion unless an ___ force acts on it.
a)
unbalanced
b)
balanced
3.
The tendency of an object to resist a change in motion is...
a)
inertia
b)
kinetic energy
c)
vector
d)
net force
4.
Objects with greater _________ also have greater inertia.
a)
speed
b)
mass
c)
temperature
d)
friction
5.
The law of inertia (Newton’s First Law) applies
a)
to both moving and nonmoving objects
b)
only to moving objects
c)
only to objects that are not moving
6.
Because of inertia, a moving object will keep ________ unless acted on by an unbalanced force.
a)
at rest
b)
moving
c)
in one spot
d)
inertia
7.
Because of inertia, a resting object will remain at ________.
a)
rest
b)
a constant speed
c)
school
d)
inertia
8.
What kind(s) of objects have inertia?
a)
all objects with mass
b)
only objects at rest
c)
only objects in motion
d)
only objects whose motion is being changed
9.
You push on a car and it does not move. What is true about the inertia?
a)
The inertia is changing
b)
The inertia of the car is too great
c)
The inertia of the person is equal to the car
d)
There is not inertia because of no movement
10.
Galileo found that a ball rolling down one inclined plane would roll how far up another inclined plane?
a)
The ball would not rull up the other plane at all.
b)
to nearly the original height
c)
to nearly twice the original height.
d)
to nearly half it original height
11.
An object following a straight-line path at a constant speed
a)
has zero acceleration
b)
has no forces acting on it
c)
has a net force acting in the direction of motion
d)
none of these
12.
One object has twice as much mass as another object. The first object also has also twice as much...
a)
velocity
b)
gracitational acceleration
c)
inertia
d)
all of these
13.
If a hockey puck slides on a frictionless force it will eventually slow down because of its inertia.
a)
True
b)
False
14.
Objects at rest remain at rest and objects traveling at a steady rate in a straight line continue that way until a _________acts on them.
a)
force
b)
velocity
c)
inertia
d)
acceleration
15.
Why is the net force 0 in the image?
a)
Because the elephants are the same size
b)
Because they are both pulling the same amount of force in opposite directions
c)
Because they are elephants
d)
Because they are pulling away from each other.
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