Solve the following crossword with the help of the given clues

Across
2. Irregular motion such as motion of a ball during a game of hockey or football.
3. The motion in which all parts of the body travel through the same distance
5. Movement of a body
6. Motion of a body along a curved path
7. Motion of a body like a pendulum
8 Occuring orappearing at intervals
Down
1. Motion of a plucked string of a sitar
2. Spining of a body about a fixed axis
4. Motion of a girl sitting on a merry -go-round

Explanation