1. al disparase una bala a través del cañón de un arma, ésta parte desde el reposo y adquiere una velocidad de 120 m/s en la boca del cañón, el cual mide 72 cm. determina:
a. la aceleración a la cual abandona al cañón.
b. el tiempo en el cual recorre la bala el cañón.

This chart shows characteristics of three different types of waves. which statement is best supported by the information in the chart? wave x and wave y are mechanical waves, and wave z is an electromagnetic wave. wave x and wave y are electromagnetic waves, and wave z is a mechanical wave. wave x and wave z are electromagnetic waves, and wave y is a mechanical wave. wave x and wave z are mechanical waves, and wave y is an electromagnetic wave.

The process of a material going through a change of state from a gas to a liquid

Which best describes the weak nuclear force? it maintains attraction between the m ecules in liquids. it attracts the nucleus of one atom to the nucleus of another atom. it pulls all matter in the universe together it keeps particles that make up protons and neutrons together