6th Class Science Lights, Sound and Force Question Bank Light

  • question_answer
    Which of these conditions is/are essential for a shadows to be produced?

    A) A light source  

    B) An opaque object

    C) A screen/surface         

    D) All of the above

    Correct Answer: D

    Solution :


You need to login to perform this action.
You will be redirected in 3 sec spinner