How long will it take a car traveling 30 m/s to come to a stop if its acceleration is -3 m/s^2

Which of the following represents an upright image? a. -do b. +m c. -m d. +do

Which of the following list the divisions of the geologic time scale in order from longest to shortest

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.