Un objeto tarda 17 segundos en recorrer d=i+2j m, calcula la direccion de su velocidad en m/s.

In a given chemical reaction, the energy of the products is greater than the energy of the reactants. which statement is true for this reaction?

(**i would really appreciate if this was answered soon** ) which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?

If an athlete runs once around a track, back to the starting line, her average velocity is zero. true or false?