Physics Flashcards
(11 cards)
Resistance (ohms) = ……
Voltage (v) -: current (a)
Electric current is the flow of ….
Electrons
Current is the flow of ….
Charges
Proton =
+
Electron =
-
When you rub a ballon on your hair or jumper the …..
The electrons are transferred
If the bulbs are on separate branches or the circuit it is
Parallel
If all the bulbs are in one loop it’s a
Series
Each circuit component has different resistance. This tells you how easy or difficult it is for the …… to pass through the component
Charges
Resistance is measured in
Ohms
Magnetic fields are always ….
North to south