My Trips Guide
Tracks Unidad 3 "Close Up 2" NIVEL BACHILLERATO
Traverse
TRUE MERIDIAN The line passing through the geographical north pole,geographical south pole and any point on the sourface of the earth,is known as true.
DISCOVERY A black stone which was discovered in Magnesia in Asia Minor called Magnetite could attract iron. A shepherd discovered Magnets accidentally.
Deep Freeze I and Deep Freeze II
