Is this statement true or false? Why? Chemical reactions are nothing more than rearrangements of protons.

Harvey mixes two liquids. which observation of the new mixture most likely indicates a precipitate is forming?

As you watch a surfer ride a wave towards the shoreline, what is the shoreline? a) displacement reference b) reference point c) coordinate plane d) cartesian boundary

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