Question

What do you mean by circular motion?and scalar???​

Answer 1

Explanation:

The movement of a body following a circular path is called a circular motion.

Scalar quantities are quantities that are described only by a magnitude.

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Answer 2

Explanation:

Circular motion always involves acceleration

The Earth's speed on this orbit is constant. ... Acceleration is, by definition, the time rate of change of the velocity. While speed is a scalar, velocity is a vector: velocity has magnitude and direction.