Can someone me asap what is a reason that fossil fuels are often used as an energy source? animals and plants are not affected by their usage. beneficial byproducts are created from their combustion. there is an unlimited supply of them in the ground. they are relatively inexpensive and easy to produce.

Research and discuss the aurora borealis in terms of electric charges, magnetic fields, and forces. which times of the year are best for seeing the northern lights, and where are the best places to view them? explain your answers. also identify links to good images. if you’ve ever seen the aurora borealis, describe your experience and note the time and place that you saw it.