I pull a cart with boxes across the floor. The surface changes from carpet to tile. Why do I haveto pull/push harder on the carpet to move the same cart? Please help!

it´s related to his charming character.

beauty is not everything, although we can joke that girls only care about the physical or material aspect, the truth is that a real woman looks at more important things, besides intelligence and personality, there are other attitudes that make irresistible to men who are 'unattractive'.

for example develop your sense of humor.

answer; pentagon papers, vietnam draft-resistor, james dean, american revolution;

answer; because they must appeal to a broad cross-section of the population;

answer; geography and region;