Calcula la dilatación volumétrica de una solución de glicerina que tiene un volumen inicial de 16 litros a 20⁰C y se calienta a 50⁰C​ con procedimiento porfavor...

The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage

Which form of cell division creates the sperm and egg, resulting in half of the chromosomes as the other cells?

22. the top of a cliff is located a distance h above the ground. at a distance h/2 there is a branch that juts out from the side of the cliff, and on this branch a bird's nest is located. two children throw stones at the nest with the same initial speed, one stone straight downward from the top of the cliff and the other stone straight upward from the ground. in the absence of air resistance, which stone hits the nest in the least amount of time?