Lane changers.
Lack of attention, dozing off.
cellphones
No. The leading cause of freeway collisions is following too closely.
Drunk drivers, distracted drivers, and/or loss of control.
No. Inattentiveness.
gas pressure
AnswerInattention and speed.
particles. are you dumb?
gas pressure
3-dimensional pattern
They were just discolorations of the atmosphere caused by comet/asteroid/meteor collisions.
Actually . . ., most are caused by driver inattention.
somebody driving into the back of you
Some are volcanic Some are caused by continental collisions Some are caused by faulting. Others can be caused by impactors.