Mandy and Pat are discussing a movie that showed someone being injured by radio waves. Mandy says that's not likely because radio waves are low frequency and low energy, and Pat says that it is likely because otherwise they would not put it in a movie. What is the best way to help them decide if the information is true?

Which pair of sentences is describing the same velocity? a. a car is parked. a car is moving in circles. b. a bus drives 40 miles per hour north. a truck drives 50 miles per hour north. c. a boy walks east at 6 kilometers per hour. a girl walks west at the same speed as the boy. d. valerie rides her bike south at 8 kilometers per hour. owen jogs south at 8 kilometers per hour.