WorksheetsNewtons 1st Law
Total questions: 26
Worksheet time: 52mins
Name
Class
Date
1.
What is Newton's First Law known as? The Law of
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
2.
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
3.
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
4.
An object in motion will stay in what kind of motion as long as the net forces acting on it are zero?
a)
slowing motion in a straight line
b)
accelerating motion in a straight line
c)
constant motion in a straight line
d)
constant motion in an unpredictable direction
5.
What is the name for a push or pull?
a)
A movement
b)
A force
c)
Speed
d)
Density
6.
friction is a force that acts
a)
in the same direction as the motion
b)
opposite to the direction of the motion
c)
opposite to the applied forces
d)
the same direction as the applied force
7.
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
8.
After a cannonball is fired into frictionless space, the amount of force needed to keep it going equals
a)
twice the force with which it was fired
b)
the same amount of force with which it was fired
c)
1/2 the force with which it was fired
d)
zero, since no force is requires to keep it moving.
9.
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
10.
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
11.
What unit do we use to measure force?
a)
Newton
b)
Grams
c)
m/s
d)
m
12.
Newtons first law is also known as the law of ______?
a)
Friction
b)
Mass
c)
Inertia
d)
Gravity
13.
What types of objects have inertia?
a)
Only objects at rest
b)
All objects that have mass
c)
Only objects that have Velocity
d)
Only Objects in motion
14.
Which type of force will cause a change in motion?
a)
Zero force
b)
Balanced forces
c)
Unbalanced forces
d)
Any force
15.
"An object in motion (or at rest) will to stay in motion (or at rest) until an outside force acts upon it."
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 4th Law
16.
The tendency of an object to resist changes in its motion is...
a)
inertia
b)
force
c)
acceleration
d)
velocity
17.
If a ball of cheese is fired into frictionless space, the amount of force needed to keep it going equals
a)
twice the force with which it was fired
b)
the same amount of force with which it was fired
c)
1/2 the force with which it was fired
d)
zero, since no force is requires to keep it moving.
18.
If an object is stationary (not moving) the forces acting upon it are _____________
a)
unbalanced
b)
weak
c)
balanced
d)
Hulk Smash!
19.
Why does an 18-wheeler have more inertia than a bicycle?
a)
it has more mass
b)
it has more volume
c)
it is not as aerodynamic
20.
Objects at rest resist...
a)
Motion
b)
Rest
c)
Mass
d)
Gravity
21.
Without a force to stop or slow a coasting object, the object will coast forever in a ______ line.
a)
blue
b)
red
c)
straight
d)
vertical
22.
Which of the following is the best example of Newton's First Law of Motion?
a)
Jessica's body flies forward after she hits the brakes
b)
Jessica drives a car
c)
Jessica is at a road crossing
d)
Jessica is sleeping
23.
If I slowly roll a ball down the hallway, why does it eventually stop?
a)
Because of Newton's First Law
b)
Friction and Air Resistance
c)
Inertia
d)
It wouldn't stop, it would keep going until it hits a wwall.
24.
An automobile you are riding in suddenly stops, but you continue to go forward.
a)
Newton's
1st
Law of Motion
1st
Law of Motion
b)
Newton's
2nd
Law of Motion
2nd
Law of Motion
c)
Newton's
3rd
Law of Motion
3rd
Law of Motion
25.
A magician pulls a table cloth from under a table of dishes.
a)
Newton's
1st
Law of Motion
1st
Law of Motion
b)
Newton's
2nd
Law of Motion
2nd
Law of Motion
c)
Newton's
3rd
Law of Motion
3rd
Law of Motion
26.
The law of Inertia says that NO force is required to maintain motion. Why does a child's tricycle no longer move when they stop pedaling?
a)
Because of the unbalanced friction force
b)
Because everything that goes up must come down
c)
Because the 1st law is not always true
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