(Please help asap) Choose the appropriate descriptor for the term gram per centimeter cubed .

mass
area
volume
density

Which is the most accurate name for the covalent compound p2o3?

Which of the following is part of the explanation or description of electromagnetic waves? (select all that apply) a. electrically charged molecules in a medium transfer their energy to nearby electrically charged molecules. b. a changing electric field causes a changing magnetic field. c. magnetic molecules in a medium transfer their energy to nearby magnetic molecules. d. a changing magnetic field causes a changing electric field.

What is part of a line has one endpoint and continues in one direction?