A few days ago
My little brother needs help with 7h grade science?
1) How does a voltage source cause a current in an electric circuit?
2) How does resistance affect the current in an electrical circuit?
Top 2 Answers
A few days ago
Favorite Answer
1. the voltage makes a current (i think)
2. resistance makes the current smaller
0
A few days ago
Current is just the movement of electrons through a wire.
If you have a battery (a voltage source), its like an electron ‘pump’ pushing electrons through the wire.
V=iR
Voltage = current X resistance
or i=V/R
or a larger resistance (R) makes the current (i) smaller.
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