Question 13 {o points]I For each of the following situations, state whether work is being done or not. For those situations in which work is being done, state what quantities need to be measured to calculate work. For those situations in which work is not being done, state what changes could be made so that work is being done. a] A student wearing a backpack walks across the room. {2 marks) bl A person pushes a snow shovel through snow across a driveway. {2 marks} c} The brakes of a bike are applied as the car slows to a stop. {2 marks]I Paragraph