What is Ohm's Law?

What is electric power?

How do you calculate electrical energy?

The variable V in a formula is what?

The variable I in a formula is what?

The variable R in a formula is what?

The variable P in a formula is what?

The variable E in a formula is what?

Compare and contrast series and parallel circuits?

Compare and contrast series and parallel circuits?

A series circuit has 3 bulbs in it. a) What happens to the rest of the circuit if one of the bulbs is removed? Why?

A series circuit has 3 bulbs in it. What happens to the brightness of the other bulbs if an additional bulb is added? Why?

A parallel circuit has 3 branches each with 1 bulb. a) What happens to the other bulbs if one of the bulbs is removed? Why?

A parallel circuit has 3 branches each with 1 bulb. What happens to the brightness of the other bulbs if another bulb is added to a new branch? Why?

What is the current that flow through a 350Ω light bulb if it is connected to a 120V source? I = ? R= 350Ω V=120V

What is the power rating of a heater if 8.5A of current flow through it when plugged into a wall socket that operates at a voltage of 240V? P = ? I = 8.5A V = 240V

A) How much energy is used by a 1100W air conditioner that is on for 45 minutes? E = ? P=1100W = 1.1kW (must convert to KW for energy) t = 45 minutes = .75h

B) What is the cost of this energy if electricity costs $0.08 per kWh? kWh=.825

What is the formula for power?

What is the formula for energy?

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