HARD
6th CBSE
IMPORTANT
Earn 100
Why does a rubber ball cast a shadow, but a glass ball does not?
Important Questions on Light, Shadows and Reflections
HARD
6th CBSE
IMPORTANT
What makes us see ourselves when we stand in front of a mirror?
HARD
6th CBSE
IMPORTANT
Abha keeps a potted plant in front of a mirror.
From which point can Abha see the image of the plant in the mirror?
HARD
6th CBSE
IMPORTANT
Which of these questions can be answered by a scientific study?
HARD
6th CBSE
IMPORTANT
A pinhole camera is an optical device based on the principle of rectilinear propagation of light. It has a small hole, called pinhole through which the image of an object is obtained. Which of the following is an example of the natural pinhole camera?
HARD
6th CBSE
IMPORTANT
A student uses a pinhole camera to form an image of her home. The diagram shows four possible images. Which is the correct image?
HARD
6th CBSE
IMPORTANT
Kamal has four different materials with him. Using a burning candle he made the following observations.
| Material | Observation |
| A | Cannot see the candle clearly |
| B | Can see the candle clearly |
| C | Can see the candle hazly |
| D | Can see the candle clearly |
Select the correct option.
HARD
6th CBSE
IMPORTANT
Geeta placed three objects made of different materials as shown in the figure. She observed a bright spot of light at but would not get any spot. Then :
HARD
6th CBSE
IMPORTANT
Which of the following will be the shadows that Trupti will see on the translucent screen, if a sphere is held between two-point sources of light and the screen?
