http://schoolworkhelper.net/biotic-and-abiotic-factors-influence-on-ecosystems/ Both abiotic and biotic factors determine both where an organism can live and how much a population can grow. A limiting factor is a factor that restricts the size of a…
The Second Law Again Let’s start by summarizing what we know so far (see previous page): The Second Law of Thermodynamics tells us that energy always moves from a more…
http://kids.britannica.com/comptons/article-200192/energy In the early 19th century the Industrial Revolution was well underway. The many newly invented machines of the time were powered by the burning of fuel. These machines provided…