En qué punto la energia
potencial es cero.​

If you cannot see clearly around your car 100 ft in all directions as you approach an intersection, you should: a. make sure you're driving in the center lane b. reduce your speed to 15 mph c. wait to turn until the next intersection

In which of the following situations must you cross at least two different streams of opposing traffic? a. changing lanes b. turning left c. turning right

The mirror check may involve a. checking that you can see your tires in the mirror b. realigning the mirrors once you get seated c. reinstalling the mirrors every few months d. applying a new layer of anti-glare spray