REFLECTION-GR 8

Which of the following conditions is necessary for multiple reflections to occur?

• a) The light source must be very bright

• b) The reflecting surfaces must be smooth.

• c) The reflecting surfaces must be parallel to each other.

• d) The reflecting surfaces must be made of a specific material.

How many images of an object can be seen between two parallel mirrors, separated by a distance "d"?

• a) 1

• b) 2
  

• c) Infinite
  

• d) It depends on the size of the object.

Which of the following is NOT an example of multiple reflections?

• a) Looking at yourself in a mirror.

• b) Seeing the image of a streetlamp in a shop window.

• c) Using a periscope to see around a corner.

• d) The shimmering effect of water on a sunny day.

The __________ between two mirrors determines the number of images you see.

• a) color

• b) material
  

• c) size

• d) angle

Multiple reflections are used in __________ to create a sense of depth and space.

• a) telescopes

• b) microscope

• c) cameras

• d) mirrors in a room