Phy Sci, Ch 12, Forces and Motion, Sec 1-3, Quiz
Authored by Marissa Powell
Physics
9th Grade - University
NGSS covered
Used 1+ times
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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A 20-kg object has a net force of 30 Newtons acting on it. What is its acceleration?
10 m/s^2
50 m/s^2
0.67 m/s^2
1.5 m/s^2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is true about an object in equilibrium?
It is not accelerating.
The net force is zero.
All forces are balanced.
All of these.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A 5-kg ball hits a wall with an acceleration of 10 m/s2. What is the force acting on the ball?
50 N
2 N
15 N
5 N
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What can NEVER happen if an object has a net force equal to zero acting on it?
It can never have a constant velocity.
It can never have an acceleration.
It can never have a balanced force.
All of these.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you are pulling a wagon to the right, in what direction is the force of friction acting?
upwards
downwards
left
right
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the acceleration of an object if the force acting on it is increased?
Nothing.
It is zero.
It increases.
It decreases.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the acceleration of an object if the force acting on it is decreased?
Nothing.
It is zero.
It increases.
It decreases.
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