Which of the following is an example of a measurement of velocity?
a. 1 m
b. 1 m/s
c. 1 m/s²
d. 1 m/s north

1. a net force of 100 newton’s is applied to a wagon for 5 seconds. this causes the wagon to undergo a change in momentum of

Una carga puntual de 3 x 10-6 c se coloca a 12 cm de una segunda carga puntual de - 1,5 x 10-6 c. calcular la magnitud fuerza eléctrica entre las cargas

Give one example to show that when substances are mixed, it may result in a chemical or a physical change depending on the conditions.