Respecto de la formación de volcanes, ¿Cuál de las siguientes afirmaciones es correcta? Se origina por los límites divergentes de dos placas tectónicas El magma intenta mantenerse en la cámara magmática de manera permanente
Se forman debido a que la placa oceánica se sobrepone a la placa continental
Es posible que se formen en medio de las placas tectónicas , en los puntos candentes

Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a. one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b. one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c. one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.