Es la unión de todos los puntos por los que pasa un objeto durante su movimiento a) distancia
b) trayectoria
c) desplazamiento
d) velocidad

Nonmetal halogen family atmoic mass 35

An atomic nucleus is composed ofa)protons.b)protons and neutrons.c)protons and electrons.d)protons, neutrons, and electrons.

If many scientists conduct the same or similar experiments, and all obtain similar results, a can be written, which is a generally agreed-upon statement that explains and predicts how a natural phenomenon works.