AYUDA :( Calcular el trabajo desarrollado por la fuerza de fricción, si la fuerza "F" desplaza al bloque de una distancia de 40m, siendo m=4kg; μ=0,5; g=10m/s.

Air flows upward in the wick of a lantern because of the liquid property called

What do elements in a family tend to share. a.) similar periods b.) similar groups c.) similar atomic symbols d.) similar chemical properties and characteristics

7types of electromagnetic waves from lowest to highest frequency