El conjunto se desplaza hacia la derecha, sabiendo que el coeficiente de razonamiento entre ambos bloques con el plano es de ud=1 y que las masas son m1=m2=20kg

Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented.b)scientists had not completely finalized their results, which took 30 years.c)cigarettes were cheaply available and media channels were very inefficient.d)cigarette manufacturers were trying hard to bring an alternative into the market

Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt

Which changes would result in a decrease in the gravitational force btween two objects? check all that apply