Question

1. Repetitive motion is that which repeats itself after regular intervals of time.
2. All periodic motions are repetitive, but all repetitive motions are not periodic.
3. Handspan is the distance between the tip of the middle finger and the elbow.
4. Fathom is the length of the outstretched arms.
5. Knowing how far a place is, can help you decide which would be the best way to reach there.
6. 100 metre makes one kilometre.
7. Kilometre is the S.I. unit of length.
8. Any type of motion that does not repeat itself after equal intervals of time is non-periodic.
9. Motion of the earth about its axis is rotational as well as periodic.
10. A child coming down a slide has rotatory motion.​

Answer 1

Answer:

Number 4 is the part contence and other. I don't know