The exponential equation for radioactive nuclei = 100 • ___ n Was your base close to 0.5? very close , somewhat close , no

The first element on the periodic table of elements is carbon. a. true b. false

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?

6what is the importance of water on earth? a) it keeps the top layer of the geosphere cool b) it allows life to exist c) it provides ice at the poles d) it creates earth's blue color from space