Answers to Questions Kids Ask! - Where "Why?" Turns to "Wow!"
Born on this day
September 19, 20111931 - Brook Benton
1934 - Brian Epstein
1928 - Pete Murray
1933 - David McCallum
1940 - Zandra Rhodes
1940 - Bill Medley
1945 - Kate Adie
1946 - Michael Elphick
1948 - Jeremy Irons
1949 - Twiggy
1963 - David Seaman
The eggshell is made of calcium carbonate. Vinegar contains 5% acetic acid, and that is what dissolves the eggshell. All that is left is the membrane that runs between the shell and the egg white, while the shell itself is gone. As for bones, the acetic acid dissolves away the calcium in them, and they are no longer hard.
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Why does an egg have a yolk?
Unlike us, birds form outside of their mother’s womb. In a fertilized egg, the yolk is home to the developing bird. Because the baby is encased in the eggshell, the…
Why are eggs egg-shaped?
This question seems like a tough one to crack, but scientists have one very sensible theory: the ovoid shape gives an egg its incredible strength! You can see this amazing…
How come when you mix vinger with baking soda it explodes?
Nothing really explodes. Together, baking soda and vinegar just produce a lot of gas. The two things together give off carbon dioxide, the gas. This makes the bubbles. The stuff…
How many bones in the human body?
There are 206 bones in an adult human skeleton, but the skeleton of an infant contains 350 (the extra bones fuse together as you grow). There are two skeletal systems…
Why does lemon juice prevent cut apples from turning brown and vinegar doesn’t?
Cut apples turn brown because of a reaction called oxidation. Oxygen in the air reacts with a natural substance in apples called phenolase and turns the cut surface brown. Mild…