A light fog lets us see the shadow of a tree as a dark lane in the air. This shows that a shadow is what?
AA flat surface only
BA volume of space
CA reflected beam
DA coloured light
Answer & Solution
Correct answer: B. A volume of space
Fog scatters light in the lit parts, so the unlit region behind the tree appears as a dark volume.
Keep practising Light
Browse all Light questions for Olympiad (Class 7), or explore more Science topics.
Related questions
Why do night animals' eyes shine in a torch beam?A ray makes 25 degrees with a plane mirror's surface. What angle does it make with the refHow are the incident ray, reflected ray and normal related?By the laws of reflection, where do the incident ray and reflected ray lie relative to theLight hits the surface of water. Which statement is correct?Compared with a mirror, a glass window reflects light in what way?What does an ordinary household mirror usually have behind its glass sheet?An echo is an example of which wave behaviour?