You realize that you should stop staring at the sun because you are driving in heavy traffic. You notice the sun once again, but now it is reflecting off of the rear window of the car in front of you. How much of this glare should be blocked by the lenses?

What would people living along the coast in south florida do if there was a hurricane warning? move to locations away from the water flock along coasts to watch the natural phenomenon buy instruments to predict the exact location of the hurricane measure water levels to know the exact time of the hurricane