Ask Dr. Universe: How does my family car work?

Dr-Universe-230PULLMAN, Wash. – Because I’m a cat, car rides can sometimes make me feisty. But as a scientist, I am fascinated to learn about the mechanics, engineering and chemistry fueling the cars humans drive every day.

First, the gas: Gas is stored in a tank. When a driver pushes down the gas pedal, gasoline flows through a long tube about as wide as a drinking straw, called a fuel line. It works with the fuel pump.

“With more gas running through the fuel line, the engine gets stronger and goes faster,” said my friend Aaron Crandall, an engineer at Washington State University.

Read all of this answer from Dr. Universe here.

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