Name the device below which stores chemical potential energy. a. A stretched rubber band b. A moving bowling ball c. A battery d. Water at the top of a waterfall When you apply the brakes on a bicycle moving forward on a level road, in which direction do you accelerate? a. U pward b. Downward c. Forward d. Backward Newton's First Law of Motion BEST explains how a. jet aircraft accelerate b. car seatbelts function c. car crumple zones function d. car steering wheels function A roller coaster, starting from rest at the topmost position. reaches the bottom 01' the ride. Throughout the ride from the top to the bottom, which kind of energy is conserved? a. Mechanical energy b. Kinetic energy c. Potential energy cl. Total energy The average height of a ONE-storey Bahamian home is apprOXimateiy Which of the following is the BEST example of an impulsive force? a. The force bringing a cruise-ship to a stop from its normal cruising speed. b. The force bringing a speeding car to a stop when the brakes are being applied. c. The force on a long-jumper during landing in a sand pit. cl. The force accelerating a let plane on a runway. You push a 1000 kg car from rest along a level road with a constant force of 400 N. Neglecting friction, how long will it take your car to reach a speed of 2 m/s? a. 2 s O b. 5s O c. 6s O d. 4s