Corroboree is the aboriginal word for a gathering or meeting. Its meaning however is much more complex. It includes not just the idea of a physical bringing together of tribes, but a meeting of minds and philosophies, of gradual growth-a gathering of momentum as the tribes arrive. virtual corroboree. Project Corroboree is, very aptly, the first project on frogs.org.au to include an online meeting-ground. In the frogs.org.au Community you can share your thoughts on the corroboree frogs and disappearing frogs with users of the site.
Except for in giant molecular substances, like diamond. Van der Waals forces or hydrogen bonds. To melt or boil a simple covalent compound you only have to overcome these two forces that hold the molecules together. You don't need to break the much stronger covalent bonds that hold the atoms together in the molecules.
Beau 12/02/99 Vocabulary dipole-dipole force dipole moment hydrogen bonding intermolecular force London force van der Waals force Molecules can attract each other at moderate distances and repel each other at close range. The attractive forces are collectively called van der Waals forces. Van der Waals forces are much weaker than chemical bonds, and random thermal motion around room temperature can usually overcome or disrupt them. Intermolecular forces are feeble; but without them, life as we know it would be impossible.