5 Questions
What is the normal force acting on a box on a horizontal surface if its weight force is 200 N?
200 N
What is the weight force of a box with a mass of 15 kilograms?
147 N
If the mass of an object is doubled, how does its weight force change?
It doubles
If an object is at rest on an inclined plane, what can be said about the forces acting on it?
The normal force is greater than the weight force
If an object is in free fall near the surface of Earth, what can be said about the forces acting on it?
The normal force is zero
Learn about the first of Newton's laws of motion, which states that an object at rest will remain at rest unless acted on by an external force. Explore practical examples and applications of this fundamental principle.
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