When a steady current flows through a resistor, the resistor heats up. We say that "electrical energy is dissipated" by the resistor, that is, converted into heat. But if energy is dissipated, where did it come from? Did it come from the voltage source through the wires?

Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? burning fossil fuels contributes to climate change. burning fossil fuels takes place inside expensive fuel cells. fossil fuels aren't widely available, but pure hydrogen is. fossil fuels are nonrenewable.

Which statement correctly describes the current in a circuit that is made up of any two resistors connected in parallel with a battery? a. the current in the battery and in each resistor is the same b. the current the battery equals to the sum of the currents in the resistors c.the current in the battery is less than the current in either resistor d. the current in the battery equals to the product of the currents in the resistors

More solar radiation is absorbed by earth’s surface than by