The higher the number of living organisms in an area, the the soil

Which of the following are considered noble gases? a. bromine b. neon c. argon d. chlorine

What happens when a rubber rod is rubbed with a piece of fur?

In the circuit, the switch s has been open for a long time and r = 125 kohm. it is then suddenly closed. (a) determine the time constant before the switch is closed. s (b) determine the time constant after the switch is closed. _ s (c) let the switch be closed at t = 0. find the current in the switch as a function of time. (use t for time. express your answer in milliamps and seconds.) i(t) =_