Learn about the physics of resistance in a wire. Change its resistivity, length, and area to see how they affect the wire's resistance. Predict how changing each variable will affect the resistance.
I just purchased crackle subway tile (3x6) for our backsplash. As I was shopping around it seemed that $12-15 per square foot was the average price. You can get cheaper but they were VERY basic. I ended up with a Sonoma tile which was hand molded and cost $20 square foot.
On average, homeowners report that a kitchen remodel costs $19,799. A smaller project between $10,000 and $15,000 may include painting walls, refacing cabinets, upgrading the sink, and installing a tile backsplash.