If u answer i will put u as brainiest answer and give u a uat the earth's surface, warm air expands and rises, leaving behind what is known as an area of cold air is dense and sinks to the surface to create what is known as an area of choices: low pressurehigh if u answer i will put u as brainiest answer and give u a u

Nonpoint source pollution is difficult to control because it

Surface currents are caused by blank space . question 14 options: surface currents are caused by? differences in water temperature high salinity differences in density wind forces

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?