Gravity is all ways pulling down and the normal force acting on top of the object and for it to have to push or pull to the object
Answer:
20.7N
Explanation:
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This is possible due to self-discharge. Very small internal currents inevitably occur in these cells over time and they will eventually exhaust the chemistry.
Explanation:
Volume of 10 coins = 100ml - 75ml = 25ml
Volume of 1 coin = 25ml / 10 = 2.5ml
The average volume of each coin is 2.5ml.