the shadow of a pencil in the sun , its ______ , ______ , ______ will change as the time goes by in one dayquickly !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!快!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
问题描述:
the shadow of a pencil in the sun , its ______ , ______ , ______ will change as the time goes by in one day
quickly !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
快!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
答
direction,length,light