An 18 Ω resistor and 30 Ω resistor are connected in series to an unknown voltage source. A very special tool measures the electron flow to be 8.2(10)18 e- to flow through the circuit per second in a clockwise direction.

a. What is the current in the circuit?
b. What is the voltage of the source?
c. What is the total power generated by the components?

Which statements about tornadoes are true? check all that apply. (a) about 12,000 tornadoes hit the united states every year. (b) a tornado looks like a funnel. (c) tornadoes are deadly atmospheric storms that cause millions in damages each year. (d) tornadoes can reach wind speeds of more than 300 miles per hour. (e) kansas is the state with the most tornadoes. (f) you will always notice a funnel before a tornado strikes.

Which is not an example of how an object gains elastic potential energy by stretching? a. jumping on a pogo stick b. pulling on a rubber band c. jumping on a trampoline

How many atoms of nitrogen are in the chemical formula ni(w on