1) I am a surface that bounces back light rays falling on me. Who am I? a) Mirror b) Glass 2) I am the path that light takes in a straight line. Who am I? a) Curve b) Ray 3) I am the image formed in a plane mirror, appearing behind the mirror. Who am I? a) Shadow b) Virtual image 4) I am a material that allows light to pass through me completely. Who am I? a) Translucent b) Transparent 5) I am a simple device made of two mirrors to see behind without turning. Who am I? a) Periscope b) Binocular 6) I am formed when an object blocks light. Who am I? a) image b) Shadow 7) I am an artificial source of light used in homes. Who am I? a) tubelight b) sun

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