SC.912.L.17.8 Florida's ever growing population has been a concern for the biodiversity of our state's
natural ecosystems. People have been interacting with nature for thousands of years,
but since the twentieth century biodiversity has been reduced at an alarming rate.
Which human practice has NOT been a related concern for the reduction of biodiversity
in our state's forests, prairies, swamps, lakes, streams, and reefs?
O developing millions of acres of land for agriculture purposes
drainage of wetland areas in the south
authorization of prescribed burns in land management areas
O urbanization along the coastal areas

answer : a model is often used to explain and make things easier to understand when any scientific topic needs to be demonstrated and explained.

as in this case where a scientist wants to use a model to present the results of his detailed scientific investigation. he should do it as it will him to make the audience understand the concept in a much better way. also, it can be changed according to new scientific understandings.

aquifers are bounded above and below by impermeable rock. the driving force of groundwater movement in confined aquifers is pressure, rather than gravity.

your answer is a. the enthalpy of formation for a pure element in its standard state is always positive.

a 20-cm-long, cylindrical graphite (pure carbon) rod is inserted into an oxidizing atmosphere at 1145 k and 1.013 x 105 pa pressure. the oxidizing process is limited by the diffu- sion of oxygen counterflow to the carbon monoxide that is formed on the cylindrical surface.