Home › AP Physics C: Mechanics › Physics › Dynamics: Force and Newton's Laws of Motion › A diagram showing a body as a single point with …
A diagram showing a body as a single point with only the external forces acting on it is a:
AFree-body diagram
BCircuit diagram
CLight ray diagram
DPhase change diagram
Answer & Solution
Correct answer: A. Free-body diagram
1. Internal forces are left out.
2. This is a free-body diagram.
3. It is the key tool for applying Newton's laws.
_Source: OpenStax College Physics for AP Courses 2e, Chapter 4, Dynamics: Force and Newton's Laws of Motion (CC BY 4.0)._
Related questions
Earth's rotation is slow enough that Earth is nearly a:Forces that appear only because an observer is in an accelerating frame of reference are:A 70 kg tightrope walker makes a wire sag by 5 degrees. The tension in the wire is about:A 5.00 kg mass hangs at rest from a rope. The tension in the rope is:On a frictionless incline at angle theta, the acceleration of any mass is:The support force perpendicular to a surface of contact is called the:A rocket moves forward because expelled gas exerts a forward reaction force called:A swimmer pushes on the pool wall and accelerates away. The two equal and opposite forces