Most of an atom's volume is found: in the protons and neutrons

in the nucleus

between the protons and
neutrons

in the electron cloud

Answer explain why it is not possible to deduce a complete order of reactivity.

Which conclusion fits the data in the table? a. heat chemically changes chocolate and margarine. b. all solids become liquid at 100°f. c. removing heat from a substance it to melt. d. matter may change shape when it is heated.

What are several ways to reduce the effect of friction