Newton's Laws of Motion Concepts
Passage
•
Science
•
6th - 8th Grade
•
Practice Problem
•
Hard
Alexis Vasquez
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does Newton's First Law of Motion, also known as the Law of Inertia, state?
An object at rest remains at rest, and an object in motion continues in motion at a constant speed and in a straight line unless acted upon by an unbalanced force.
The acceleration of an object is influenced by the net force acting on it and its mass.
For every action, there is an equal and opposite reaction.
Friction is proportional to the normal force acting on an object.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which formula represents Newton's Second Law of Motion?
F = ma
F = mv
F = m/a
F = m + a
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an example of Newton's Third Law of Motion?
A person jumping and the ground exerting an equal and opposite force.
A stationary bus causing passengers to fall forward when it starts moving.
Reducing the weight of racing cars to increase speed.
The motion of a kite when the wind changes.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of force is centripetal force?
A center-seeking force.
A force opposing motion in fluids.
A force proportional to the normal force.
A force that resists changes in velocity.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What factors determine drag forces?
The object’s area and the fluid’s density.
The mass and acceleration of the object.
The coefficients of friction and the normal force.
The velocity and inertia of the object.
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