Question

Q1 . what is lol ?


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Answer 1

Answer:

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Science is the study of the nature and behaviour of natural things and the knowledge that we obtain about them. The best discoveries in science are very simple. ... A science is a particular branch of science such as physics, chemistry, or biology.

Answer 2

Answer:

Smart jewelry, such as rings, wristbands, watches and pins. ...

Body-mounted sensors that monitor and transmit biological data for healthcare purposes.

Fitness trackers, often in the form of wristbands or straps, that monitor things like physical activity and vital