Question

please answer my questions​

Answer 1

Answer:

Periodic motion, in physics, motion repeated in equal intervals of time. Periodic motion is performed, for example, by a rocking chair, a bouncing ball, a vibrating tuning fork, a swing in motion, the Earth in its orbit around the Sun, and a water wave.

Explanation:

Ex. An example of periodic is a person going to their favorite restaurant every once in awhile.

Answer 2

Explanation:

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Linear motion, also called rectilinear motion, is one-dimensional motion along a straight line, and can therefore be described mathematically using only one spatial dimension.

Ex:- movement of a train along a straight railway track or ideal free fall under gravity.