Natural Sciences Enlightenment Will by Lan Lin (1 results)

paperback. Condition: New. Paperback. Pub Date :2013-12-01 Pages: 29 Language: Chinese Publisher: Beijing Joint Publishing Company you see the moon yet? It look like a big ball? Or just a curved boat? The moon seems to be the face is actually not the case. The moon goes around the earth. about four weeks before complete revolution. When it is in the rotation. you can only see part of it. With an orange. a pencil and a small flashlight to do a simple experiment. you will understand why the moon seems to be the face. Nat.…