F_c (centripetal force)
Definition
The centripetal force is the force that keeps an object moving in a circular path. It always acts towards the center of the circle.
Analogy
Imagine swinging a yo-yo around in a circle. The string attached to your finger provides the centripetal force, keeping the yo-yo moving in its circular path.
Related terms
Circular motion: The movement of an object along a curved path, such as a circle.
Centripetal acceleration: The acceleration experienced by an object moving in a circular path, directed towards the center of the circle.
Centrifugal force: The apparent outward force experienced by an object moving in a circular path, which is actually just inertia trying to keep it moving in a straight line.
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