850 J C С
860 J
Un objeto es arrastrado 80 cm sobre una superfi
aplicarle una fuerza de 40 N. Determine el trabaj
se ejerce.
Trabajo:
W = F xd​

all matter is made up of atoms

in any element all atoms are the same

elements in a compound are always in a constant ratio: apex

the tricuspid valve is present between right atrium and right ventricle

imagine a line passing through the center of earth that goes through both the north pole and the south pole. this imaginary line is called an axis. earth spins around its axis, just as a top spins around its spindle. this spinning movement is called earth's rotation. at the same time that the earth spins on its axis, it also orbits, or revolves around the sun. this movement is called revolution.