Which question can be answered using the scientific method ?
a ) which flower smells the best ?
b ) what is my purpose in life ?
c ) what color is the most attractive ?
d ) which dog food is best for healthy teeth ?

Covalent network solids typically have melting points and boiling points. the chemical formula of a network solid indicates in the molecule.

Which of these best describes an ionic bond?

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.