Question

Crossword Puzzle:
Across
3. A cheetah running straight in a field is undergoing _______________ motion.
4. A motion that repeats itself after equal intervals of time is known as_______________ motion.
5. A girl swinging on a swing is undergoing ___________ motion.

Down
1. A violin string shows ______________ motion when struck.
2. A man jogging around a circular track is undergoing ___________________ motion.

Answer 1

Across
3. A cheetah is running in a straight line in a field. Therefore it undergoes a rectilinear motion.
4. A motion that repeats itself after equal intervals of time is known as periodic motion
5. A girl swinging on a swing has a to and fro motion about its mean position and hence exhibits oscillatory motion.

Down
1. A violin string is fixed at its ends and has a to and fro motion about its mean position. Therefore it shows vibratory motion.
2. A man jogging around a circular track undergoes a circular motion.