WorksheetsForce 2
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
A student rolls a ball. The ball rolls for a short distance and stops. The student thinks the ball violates Newton’s 1st law because it stopped on its own. What is the flaw in his conclusion?
a)
He did not measure the correct forces.
b)
He forgot about the force of friction.
c)
He used the wrong kind of ball.
d)
He ignored the effects of gravity.
2.
A book is sitting on a desk. It is not moving. Which of these statements about the book must be true?
a)
Unbalanced forces are acting on it.
b)
Balanced forces are acting on it.
c)
Friction is not acting on it.
d)
Gravity is not acting on it.
3.
You push on a car and are unable to move it. What force opposes your push?
a)
Friction
b)
Unbalanced Force
c)
Gravity
d)
Net Force
4.
Newton’s 1st law of motion is sometimes called the law of
a)
inertia
b)
momentum.
c)
conservation.
d)
action/reaction forces.
5.
For every action force there is a(n)
a)
friction force.
b)
net force.
c)
unbalanced force.
d)
reaction force.
6.
The strength of the gravitational force between two objects depends on which of the following?
a)
the velocities of the objects
b)
the mass of the larger object
c)
the mass of the objects and the distance between them
d)
the orbits of the objects
7.
A ball is thrown straight up in the air. According to Newton's first law of motion, what is the reason for the ball falling back to Earth?
a)
A force has acted on it.
b)
The change in the ball's acceleration is proportional to the mass of the ball
c)
The ball exerts a force on the air surrounding it.
d)
It is accelerating in the same direction as Earth's gravitational force on it.
8.
The equation that represents Newton’s second law of motion is
a)
F = M / A
b)
M = F x A
c)
F = M x A
d)
A = M / F
9.
If you push a bowling ball and a golf ball with the same force, you would see
a)
a greater acceleration on the bowling ball
b)
a greater acceleration on the golf ball
c)
the same acceleration on both balls
d)
no acceleration on either ball
10.
An example of unbalanced forces in action is
a)
a duck floating on still water
b)
a person throwing a ball
c)
a car driving at a constant velocity
d)
a staple in a stapler
100 %
