Sun’s motion through spiral arms and/or the galactic disk may affect climate and even mass extinctions on earth [29,30]. (passing through higher-density regions increases the chance of encounterswith other stars or gas clouds that could send comets toward the inner solar system.) when did the sun last cross the midplane of the disk?

If the textbook weighs 19.6 newtons on venus,what is the strength of gravity on venus?

A1500 w electric heater is plugged into the outlet of a 120 v circuit that has a 20 a circuit breaker. you plug an electric hair dryer into the same outlet. the hair dryer has power settings of 600 w, 900 w , 1200 w, and 1500 w. you start with the hair dryer on the 600 w setting and increase the power setting until the circuit breaker trips. under what setting does the circuit breaker trip.

Which of the following will cause an induced current in a coil of wire? the constant field of the earth passing through the coil a magnet resting near the coil a magnet being moved into or out of the coil a wire carrying a constant current near the coil