Softball5378
28.07.2021 •
Physics
A slingshot obeys Hooke’s law and is used to launch pebbles vertically into the air. You observe that if you pull a pebble back 20 cm against the elastic band, the pebble goes 6 m high. Assuming that air drag is negligible, if you pull a pebble that is twice as heavy back 20 cm, how high will it go?
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Ответ:
+6 (happy to help)
Explanation: Every proton has a +1 charge. Carbon atoms also have neutrons in their nuclei, numbering from 6−8 . However, neutrons have no charge. So the total charge of the nucleus of a carbon atom is +6 .