Trace the shadow of your sculpture - foil figure or another object with a clearly identifiable shape. Ask, "If I hold the light here, will the shadow move?" Explore how the shadow elongates and shortens as the light is moved.
"The road to thunder." I remember going down a road in Arizona, in the middle of the desert, nobody around. and a storm was raging overhead. The lightning was purple and the sky was grey. It was beautiful