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How much energy is in a bolt of lightning?
—Sophie

Answer: One lightning strike can carry up to 30 million volts—as much electricity as 2.5 million car batteries.

What kind of a difference does it really make to replace a regular light bulb with an energy-saving one?
—Anna

Answer: Replacing one incandescent light bulb with an energy-saving compact fluorescent bulb prevents about 1,000 pounds of carbon dioxide from being emitted to the atmosphere from power plants, and saves about $67 dollars in energy costs over the bulb’s lifetime.

How much water does a person drink during their whole life?
—Alexandra

Answer: A person takes in an average of 19,205 gallons of water in his or her lifetime.

Why didn’t Ben Franklin get killed when he tied a metal key to a kite string and flew the kite in a thunderstorm?
—Zachary

Answer: Ben Franklin’s famous key did give off an electric spark. But lucky for Franklin, the kite was just drawing small electrical charges from the air. If the kite had been struck by lightning, Franklin could have been killed!