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WorksheetsNewton's Laws (informal assessment)
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
What happens when two forces act in the same direction?
a)
they cancel each other out
b)
the stronger one prevails
c)
they add together
d)
their sum divided by two is the total force
2.
One way to increase acceleration is by...
a)
increasing mass
b)
decreasing mass
c)
decreasing force
d)
increasing force
3.
How can you increase the momentum of a object?
a)
by decreasing its velocity
b)
by increasing its mass
c)
by increasing its friction
d)
by decreasing its acceleration
4.
According to the Law of Conservation of Momentum, when two objects collide in the absence of friction,
a)
velocity decreases
b)
velocity increases
c)
momentum is not lost
d)
only the object with the larger mass continues on
5.
The achievement of lifting a rocket off the ground and into space can be explained by
a)
Newton's First Law
b)
Newton's Second Law
c)
Newton's Third Law
d)
The law of conservation of momentum
6.
According to Newton's third law of motion, when a hammer strikes and exerts force on a nail, the nail
a)
creates a friction with the hammer
b)
disappears into the wood
c)
exerts an equal force back on the hammer
d)
moves at a constant speed
7.
Balanced forces acting on an object
a)
always change the object's motion
b)
sometimes change the object's motion
c)
never change the object's motion
d)
are not related to motion
8.
A person traveling in a car that stops suddenly keeps moving forward due to
a)
Newton's First Law
b)
Inertia
c)
both the first law and inertia
d)
none of the above
9.
You have four vehicles, all driving at the same velocity side-by-side on a four-lane highway. There is a fully-loaded truck, an empty truck, a midsize van, and a small car.
Which one has the MOST momentum?
Which one has the MOST momentum?
a)
the fully-loaded truck
b)
the empty truck
c)
the midsize van
d)
the small car
10.
You have four vehicles, all driving at the same velocity side-by-side on a four-lane highway. There is a fully-loaded truck, an empty truck, a midsize van, and a small car.
If all the vehicles brake at the same time because there is a collision ahead, which one will come to a complete stop FIRST?
If all the vehicles brake at the same time because there is a collision ahead, which one will come to a complete stop FIRST?
a)
the fully-loaded truck
b)
the empty truck
c)
the midsize van
d)
the small car
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