The top five contributing risk factors to fatal crashes in texas are: speeding, driving under the influence, failure to control speed, failure to drive in a single lane, and

running and not stopping at traffic lights and stop signs

Explanation:

Stopping the vehicle at traffic lights and stop signs are most important to avid any accidents or collisions. Traffic lights and signs  are meant to control the traffic and avoid any collision. It allows and helps to pass the vehicles to drive away safely. But not following the traffic signs and not stopping at the traffic lights can lead to fatal accidents and serious injuries. This is very dangerous and must be avoided.

it's when something is going so fast it makes a loud noise, breaking the sound barrier, for example: a jet makes a loud noise, not only cause of the jet but because they reached a point where they went so fast that you can year the noise from various parts, kinda like a police car, lets say the car was going   so fast that you hear the siren of the cop car right next to you, but the car is probably a mile a way, it's cos the siren was next to you a few seconds if you understand me

b. a lightning bug, plug of grass, and a worm