Recent content by Joshua Earl

Just found some awesome content on Khan Academy will keep me busy for awhile https://www.khanacademy.org/search?page_search_query=ion

Hello, I was wondering if anybody here has knowledge about anion production in the air and how to negativity charge a room, like a waterfall which can produce 100,000PPM anions in the air and the water keeps the positive charge. Some methods include arcing, plasma, ultraviolet, water collision...

Hello my name is Joshua. My desire for learning physics stems from when i heard my friends sound system in his car, ported 15" that hit frequencies in the high 20s. I will never forget that awesome feeling of 27hz ripping through my body. Since then I have learned 12 volt theory and wiring...