1. Proton
2. negative ion
3. electric charge
4. electron
5. repel
6. attract
7. positive ion
in china, there is a family limit for only having 1 child
at 10 billion people on earth, we will most likely run out of food supply
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Explanation:
PEgrav = m *• g • h
In the above equation, m represents the mass of the object, h represents the height of the object and g represents the gravitational field strength (9.8 N/kg on Earth) - sometimes referred to as the acceleration of gravity.
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Potential Energy - The
