When you compared the mass of the vessel to the mass of the displaced fluid after sinking, you observed that the mass of the vessel was the mass of the displaced fluid, which means the buoyant force is the weight of the vessel.

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.