The radius of a copper (cu) atom is roughly 1.3 3 10210 m. how many times can you divide evenly a piece of 10-cm copper wire until it is reduced to two separate copper atoms?

d.) circle motion requires a force to give it a centripetal acceleration.

the electrical  conductivity  of asolution  of an electrolyte is measured by determining the resistance of thesolution  between two flat or cylindrical electrodes separated by a fixed distance.

geosphere and hydrosphere.

this is because the geosphere has to do with geological events, while the hydrosphere controls all water on earth.

elements make up everything, and they combine to make compounds.

the answer is c