Ayud -que influencia hace la gravedad de Júpiter sobre la tierra
y cual es la gravedad del sol y que influencia hace sobre la Tierra ayúdenme es urgente y las respuestas no tan largas es que solo hay un pedazo muy pequeño para escribir
es de ciencias naturales las materias que me da a escoger están en ingles y no entiendo mucho

How does the space charge width change with forward and reverse bias? also, calculate the space charge width for a reverse bias of 4v on a silicon pn junction at t = 300k and doping concentrations of na = 5x1015cm-3 , nd = 5x 1016 cm-3 .

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

Which of the following is not a characteristic of s waves? a. travel slower than p waves. b. cannot be detected in locations more than 105° from an earthquake’s epicenter. c. travel through solids and liquids. d. only affect coastal regions.