LIGHT

Gap-fill exercise

  
Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
1. Reflection from a smooth surface Ilke that of a mirror is called reflection.
2. Nearly everythlng we see around is seen due to
3. receives light from the sun and reflects it.
4. The objects which shine in the light of other objects are called objects.
5. The makes use of two plane mirrors.
6. are used in submarines, tanks and also by soldiers in bunkers to see things outside.
7. The objects which emit their own light are known as objects.
8. The idea of number of images formed by mirrors placed at an angle to one another is used in a to make numerous beautiful patterns.
9. of wallpapers and fabrics and often use kaleidoscopes to get ideas for new
patterns.
10. The sunlight is referred to as light.