Question

Objects that cannot be seen due to some obstruction can be viewed using a
periscope. How does a periscope work? Support your answer using pictures
and diagrams.

Answer 1

Answer:

A periscope is an optical instrument that uses a system of prisms, lenses or mirrors to reflect images through a tube. Light from a distant object strikes the top mirror and is then reflected at an angle of 90 degrees down the periscope tube.