Two people are pushing a car to the right. The mass of the car is 1000.0 kg. One person applies a force of 275 N to the car, while the other applies a force of 395 N. Find the the acceleration of the car (require two steps).

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.