Can you think of creating a shape that would give a circular shadow if held in one way and a rectangular shadow if held in another way?
Which shape will you use to create a circular shadow, if a torch is held in one way and rectangular shadow if the torch is held in another way? [3 MARKS]
One day Sandy misses the school bus and has to walk to school. On the way to school, he realizes that his shadow is very long. During his recess, he notices his shadow is shorter. On his way from home to school, he looked carefully at his shadow and he notices that his shadow has become really, really, long. He started worrying that his shadow is growing.
On which parameter do you think that the length of Sandy's shadow is depending on?