Is water wet? or is it just an experience?

Which of these would be caused by a chemical change? a) the formation of lava. b) sedimantary rock layering over time. c) metamorphic rock forming from igneous. d) metamorphic rock eroding to form sedimentary rock.

The rules of engagement (roe) working group is often used to (select all that apply.)

When a septic tank backs up a goes in to clean it out