{
  "instructions": "Choose the correct options.",
  "attempts": "2",
  "type": "Car_Drive",
  "Questions": [
    [
      "Q1",
      "1. A football is lying on the ground. When a player kicks it, which two changes occur due to force?",
      "Its mass and colour,Its speed and direction,Its volume and mass",
      "Its speed and direction"
    ],
    [
      "Q2",
      "2. A book falls from a table to the floor. Which force is mainly responsible for this motion?",
      "Frictional force,Buoyant force,Gravitational force",
      "Gravitational force"
    ],
    [
      "Q3",
      "3. A car slows down after the engine is turned off because",
      "gravitational force increases,frictional force opposes its motion,buoyant force pushes it upward",
      "frictional force opposes its motion"
    ],
    [
      "Q4",
      "4. When a swimmer pushes water backwards, the swimmer moves forward because",
      "friction stops the water,mechanical force changes direction,buoyant force reduces mass",
      "mechanical force changes direction"
    ],
    [
      "Q5",
      "5. A stretched rubber band kept at rest has",
      "kinetic energy,light energy,potential energy",
      "potential energy"
    ]
  ]
}