@hedgehog1965, was this your class?
Nanook typed a picture: a clear white bottle is -.2 feet above the pond. it leans left. it faces back. a white .4 feet tall and .13 feet wide tube is -.9 feet above and -.4 feet right of the bottle. it leans right. a tan light is -.6 feet above and -.2 feet in front of the bottle. a tiny sand wave is -1 feet above the bottle. the pond is sand. the ground is water. the ground is 10 feet tall.