Where Does Gasoline Come From?
Where Does Gasoline Come From? Most gasoline is obtained from crude oil or petroleum, the oil that comes from oil wells. Crude oil is a foss
TellMeWhy
A wonderful and marvelous collection of answers to intriguing questions everyone ask about the world covering almost every subject, from science and history to art, language, mathematics, technology, and homeschooling
What Makes a Skunk Smell?
What Makes a Skunk Smell? The unpleasant odor of a skunk comes from an oily liquid. The skunk uses this liquid as a defense against enemies.
Why Is the Frame on a Girl’s Bike Curved?
Why Is the Frame on a Girl’s Bike Curved? The top bar on the frame of a girl’s bicycle is curved downward to give clearance for women’
Why Is There Sand in Our Eyes When We Wake Up?
Why Is There Sand in Our Eyes When We Wake Up? The “sand” that we sometimes find in the corners of our eyes when we wake up in the morning c
How Salty Is the Ocean?
How Salty Is the Ocean? In general, the salinity (saltiness) of the ocean is 3.5 percent by volume. A gallon of seawater contains about a qu