Which of the following can effect the resistance of a wire? I. the length of a wire
II. the thickness of a wire
III. the temperature of a wire
I and II
I and III
II and III
I, II, and III

What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots

In a chemical reaction at equilibrium, the rate of the forward reaction the rate of the reverse reaction. if the rate of the forward reaction more products are formed.

How many moles are in 7.2 x 10^23 carbon molecules?