Asher Kelman
OPF Owner/Editor-in-Chief
Well the earth is a huge magnet, The European space craft is assembling a new view of the earth that reflects the strength of our planet's magnetic field. So it really means that if you drop a penny from a plane at exactly 10,000 feet at different parts of the globe, it will arrive at different times to the ground.
Put it another way, other things being equal, work at different locations takes different expenditures of energy. Read more here.
Put it another way, other things being equal, work at different locations takes different expenditures of energy. Read more here.