TAMU Physics & Astronomy on Instagram: "Build a motor with a magnet, nail, & battery! 🔋⚡ In this physics demo, Dr. Tatiana shows how to make a motor with just a nail, a battery, a magnet, and some wire! 🧲⚡ Make a magnet attracted to a head of the nail; then bring the sharp tip of the nail to the negative terminal of a battery. The nail will get attracted! Now connect the wire from the positive terminal of the battery to the edge of the magnet. You just need to touch the edge of the magnet with