Question

1. In the following list, underline the examples of periodic motion:
The movement of the second hand of a wrist watch, the act if drawing a straight line, the
movement of a man walking along a circular road, a bouncing ball, a vibrating string, the
movement of the motion around the earth.
2. Explain the following terms:
A) Biotic components B) Abiotic components C) Camouflage D) Pollutants
E) Sanctuaries
3. Name the following:
A. One slightly movable joint. _______________
B. The joints which allow a person to talk. __________________
C. Joints which are continuously moving. ______________

Answer 1

Answer:

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