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Scientists believe that ALL continents were once joined, not just 2. The combination of the continents are call Pangea.
When more than one atom is joined together by a chemical reaction, the result is called a chemical bond which holds together molecules and the strength of the bond depends on the atoms or the reaction. ---------------------------- A molecule.
This is the definition of a compound: a substance that contains atoms of two or more chemical elements held together by chemical bonds.
It depends on what scale you are considering. On a particle level, if two or more atoms are joined by covalent bonds, you have a molecule. If it's an ionic bond you have a set of ions. If you are thinking of the substance on a large scale it would be a compound.
Organs
They are called Joined Hotel Rooms.
"Hand Cuffs" is the object that keeps a prisoners hand joined together.
Scientists believe that ALL continents were once joined, not just 2. The combination of the continents are call Pangea.
When more than one atom is joined together by a chemical reaction, the result is called a chemical bond which holds together molecules and the strength of the bond depends on the atoms or the reaction. ---------------------------- A molecule.
twins
A bivalve. A clam (A brachiopod)
Eight babies born together are called octuplets
It is terrace housing.
This is the definition of a compound: a substance that contains atoms of two or more chemical elements held together by chemical bonds.
quadruplet
The children born to your siblings are your nieces and nephews.
The Nazis.