Which of the following statements best explains why it is usually easier to keep a sliding object moving than it is to start the object moving?
A)Kinetic friction is typically equal to static friction.
B)Kinetic friction is typically less than static friction.
C)Kinetic friction is a force that resists attempts to start an object moving.
D)Kinetic friction is a force that opposes the sliding of two objects over each other.

Question

Quizplus · Accepted Answer

Kinetic friction, which acts on moving objects, is generally less than static friction, which must be overcome to start an object moving. This difference makes it easier to keep an object moving once it has started.

Which of the Following Statements Best Explains Why It Is