MCQ
Who first saw and described a live cell?
- ARobert Hooke.
- BRobert Brown.
- CGregor Mendel.
- ✓Anton von Leeuwenhoek.
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A freely falling object travels 4.9m in 1st second, 14.7m in 2nd second, 24.5m in 3rd second, and so on. This data shows that the motion of a freely falling object is a case of:
What is $X, Y$ and $Z?$