Una sfera di rame di raggio 1 m viene riscaldata dalla temperatura iniziale di 20 °C fino alla temperatura finale di 420 °C e si dilata mantenendo la su forma sferica. Quanto vale il volume finale della sfera? Di quanto si allunga il raggio della sfera?

Which is the most accurate name for the covalent compound p2o3?

Which of the following is a direct benefit of the use of assembly lines in production a. laws against theft fraud and coercion are needed to protect free choice. b. the government needs to plan efficient outcomes. c. competition among producers by itself cannot ensure a wide range of consumer choices. d. works pressure the government to guarantee minimum wages

During the apollo moon missions, astronauts were concerned about the effects of newton's third law of motion when: o a. they ejected waste water, because they were concerned that it would push them off course. o b. they reentered earth's atmosphere, because they were carrying heavy moon rocks. o c. they took off from earth, because a large force was required to generate large acceleration. o d. they detected incoming space debris, because the inertia of the debris could damage their ship.