The motion causes day and night because the earth is constantly spinning on it's axis.
I believe you can simply add more cells in series to get a higher voltage. Not 100% sure on that.
Answer:
It means that you have 84 nucleons, where 36 of these are protons, and the remaining 48 are neutrons.
Explanation:
isotopes have the same atomic number because they are the same element but have a different atomic mass because they contain a different number of neutrons.
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