Question

State true/false:
i) Rotational motion is also known as periodic motion. ii) Opaque objects cast no shadow. iii) The process of getting rid of waste is called excretion.​

Answer 1

Answer:

1. true

2.false

3.true

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Answer 2

Answer:

1. t - rotational motion repeats itself so it is periodic motion
2. f - opaque objects cast shadow
3. t