What can you do in the time it takes for the sun's light to reach earth?
a) eat a snack
b) travel to the edge of the solar system
c) sneeze
d) walk around the world
e) take an airplane around the world

Pressure is a measure of force per unit area or p=f/ap=f/a. a student is checking the amount of pressure their car exerts upon the road. the car weighs 22 tons ( us short ton ). the student finds the dimensions of each tire's footprint on the road is 12.5 cm x 16.5 cm. in pounds per square inch (psi), what is the total pressure the car exerts upon the road?