The first nobel prize in physics was awarded for what discovery?

An airplane flies eastward and always accelerates at a constant rate. at one position along its path it has a velocity of 34.3 m/s, it then flies a further distance of 40100 m and afterwards its velocity is 47.5 m/s. find the airplane\'s acceleration and calculate how much time elapses while the airplane covers those 40100 m.

How would a small bar magnet be oriented when placed at position x?

Amira pulls a 3 pound wagon 4 feet. how much work has she done?