Calcular el ángulo de elevación con el cual debe ser lanzado un proyectil que parte a una velocidad de 350 m/s para batir un blanco situado al mismo nivel que el arma y 4000m de distancia

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.

The precision of a laboratory instrument is ± 0.05 g. the accepted value for your measurement is 7.92 g. which measurements are in the accepted range? check all that apply. 7.85 g 7.89 g 7.91 g 7.97 g 7.99 g

How to tell if a molecule is polar or nonpolar with electronegativity