What did Albert Einstein to in his whole career​

Mars has a surface gravity that is only 0.38 (a little over one-third) that of earth's. thus, the weight of an object will also be 0.38 times that of earth. what is the g.p.e. of a climber who weighs 675 newtons on earth at the top of 26,000-meter olympus mons?

Why did the strike at the pullman plant in chicago become a nationwide strike?

This is a major archaeological site that was once a regional center to the mayan empire in ancient mesoamerica.