Car Safety and Physics

123456789101112131415161718
Across
  1. 8. Allows you to see what is behind the car (9,6)
  2. 10. This alarm tells you you are moving out of your lane on the road (4,9,7)
  3. 11. The grooves in the tyres
  4. 12. Newton's first law and the reason you are thrown forwards in a crash
  5. 14. Safety features are designed to keep the car's _________ safe
  6. 16. Restraint that holds occupant in their seat (4,4)
  7. 18. This inflates rapidly in an accident
Down
  1. 1. Added to hard surfaces that a car passenger might contact
  2. 2. These areas in a car crush in an accident (7,4)
  3. 3. When a restraint pushes on you, you push back on the __________ (Newton's 3rd Law)
  4. 4. People walking
  5. 5. This provides grip between tyres and the road
  6. 6. The thing that slows things down (Newton's second law F = m x a)
  7. 7. The name for a child restraint meant for tiny babies
  8. 9. When tyres slide on the road rather than grip
  9. 13. The gas that fills airbags
  10. 15. These use computers to help a car stop without skidding (3,6)
  11. 17. Uses reflection of light so you can see what is behind you