Amouse is walking at 2.45 m/s. he sees a cat and accelerates at 4.92 m/s/s. how much time does it take him to reach a speed of 4.32 m/s?

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.