A United States quarter-dollar coin, minted in 1964 or later, weighs 5.670 grams, or 0.200 ounces. The weight of the quarter has varied somewhat since the date of its first issuing, in...
Sibling Rivalry â  Sibling Abuse: Parents Beware! Sibling abuse can be more damaging than you might think... Sibling rivalry is considered a normal and routine part of family life these days. Bickering, teasing and fighting among siblings can be seen everywhere from school bus stops to our television sets.
A sibling is your brother or sister. It's that simple. The word sibling once meant anyone who is related to you, but now it's reserved for children of the same parent or parents. It is a word that was once out of use but then brought back into English in the early 1900s as a useful word in anthropology. If you and your brother fight all of the time, your parents might call it sibling rivalry. You might just call him annoying and run from the room.