Connie is overwhelmed with fear whenever she must leave the house. She is especially afraid when she uses the subway or goes grocery shopping. She rarely goes out of her own home unless someone she trusts accompanies her. Connie's case illustrates:

v=ir = 3x15 =45 v

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.