In a closed system, the total energy before an energy transformation is the total energy after it.

Which term describes a fracture in the earth at which land stays in the same place? a. joint b. fault c. split d. hinge

In all living cells dna controls cellular activities by

Bohr's model could only explain the spectra of which type of atoms? single atoms with one electron single atoms with more than one electron bonded atoms with one electron bonded atoms with more than one electron