Motion and Measurement of Distances — Science STD 6 — Question
CBSE BoardEnglish MediumSTD 6ScienceMotion and Measurement of Distances1 Mark
Question
Define periodic motion. State two examples.
✓
Answer
The motion which repeats itself after regular intervals of time, is called periodic motion. The two examples are
$(i)$ revolution of moon around the earth and
$(ii)$ revolution of earth around the sun.
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