Question If another car is in danger of hitting you, you should: Answers Sound your horn. Wave your arms. Use your emergency lights. Flash your headlights. Explanation Your horn should be used to warn other drivers or pedestrians in situations where they may not see you. For example, if you think another driver is about to hit you, you should sound your horn. Pass your DMV Written Test with flying colors Take me to the cheat sheet Pennsylvania This questions appears in the following tests: New Hampshire Practice Test 3 Alaska Practice Test 19 Alaska Practice Test 1 District Of Columbia Practice Test 22 Florida Practice Test 31 Florida Practice Test 23 Hawaii Practice Test 21 Hawaii Practice Test 3 Idaho Practice Test 21 Idaho Practice Test 22 Idaho Practice Test 39 Indiana Practice Test 31 Indiana Practice Test 12 Indiana Practice Test 26 Iowa Practice Test 27 Louisiana Practice Test 9 Louisiana Practice Test 7 Maine Practice Test 56 Massachusetts Practice Test 19 Michigan Practice Test 22 Michigan Practice Test 28 Michigan Practice Test 16 Minnesota Practice Test 31 Minnesota Practice Test 25 Missouri Practice Test 23 Missouri Practice Test 6 Montana Practice Test 29 Montana Practice Test 14 Nebraska Practice Test 14 Nebraska Practice Test 3 Nevada Practice Test 16 Nevada Practice Test 33 Nevada Practice Test 8 New Hampshire Practice Test 23 New Jersey Practice Test 39 New Jersey Practice Test 15 North Carolina Practice Test 7 Ohio Practice Test 27 Ohio Practice Test 40 Oklahoma Practice Test 2 Oklahoma Practice Test 7 Oregon Practice Test 15 Oregon Practice Test 8 Oregon Practice Test 8 Pennsylvania Practice Test 17 Pennsylvania Practice Test 11 South Carolina Practice Test 3 Texas Practice Test 22 Texas Practice Test 3 Utah Practice Test 4 Vermont Practice Test 9 Virginia Practice Test 12 West Virginia Practice Test 18 Wisconsin Practice Test 33