They are quantities with magnitude and direction like velocity, we'd be doomed without them to be honest , just knowing how fast something is going isn't enough, you want to know where it is going
The unit of electric current is the 'ampere'.
That's the current in the circuit when one coulomb of charge
flows past any fixed point every second.
Answer:
It's a site on clever I had trouble getting into it too, just login through clever.
Explanation:
C.) During a Spring Tide
This is because there is a greater difference in the high and low tides, causing the water to flow longer through the turbine