Answer Life would probably be a lot shorter and a lot boring. Since days are shorter, that means years are shorter, which means you will live less. Also, you can't get much done in 10 hours. Imagine school being most of your day.. that would be awful.
On a sunny day, a black leather car seat would be hotter than a tan cloth seat.
To reduce heat in a parked car on a sunny day, foil shields can be placed against its windshield. Foil has a reflective surface, so sunlight bounces off instead of being absorbed.