Materials for Each Group. 1  9-volt battery. 2  2 wires with alligator clips on both ends. 3  2 pencils sharpened at both ends. 4  Water. 5  Salt. 6  Clear plastic cup. 7  Tape.
Nubian people The Nubians are an ethnic group originally from northern Sudan, and southern Egypt. The Nubian people in Sudan inhabit the region between Wadi Halfa in the north and Al Dabbah in the south.
nu in Culture. A female member of a religious order, living in a convent, whose work is confined to the convent. The term is also applied broadly to other female members of religious orders (âsistersâ) who often live outside their convents and work as teachers, nurses, social workers, or administrators.