Annabel's answer to Jonathan's Primary 4 Science Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Annabel
Annabel's answer
37 answers (Tutor Details)
1st
Because B has a smaller shape than A and since B is placed at the back, the shadow cast will not include A.

If you cannot imagine, I suggest you take two pieces of paper and try it out. :) You will soon realise it.