a right circular cone can be balanced on a horizontal surface in three different ways. sketch these three equilibrium configurations, and identify them as positions of stable, unstable, or neutral equilibrium.

That is so easy it is east west and south, because I learned it today, and I mknow it from my homework

In atoms, the electron carries a negative elementary or unit charge; the proton carries a positive charge. the two types of charge are equal and opposite. in an atom of matter, an electrical charge occurs whenever the number of protons in the nucleus differs from the number of electrons surrounding that nucleus.