Advertisements
Advertisements
Question
Differentiate between a reflection and a shadow
Advertisements
Solution
| Sr No. | Reflection | Shadow |
| 1. | When light falls on a surface, the direction of ray is changed. This change in direction is known as reflection of light. | Shadow is an image formed by obstruction of light. |
| 2. | Eg.: You see your reflection in a pool of water or mirror. | Eg.: If you place your hand in front of a candle, you will see the image of the hand on the wall. This image will show only the outline of the object placed in front of the light source. |
APPEARS IN
RELATED QUESTIONS
David is observing his image in a plane mirror. The distance between the mirror and his image is 4 m. If he moves 1 m towards the mirror, then the distance between David and his image will be ______.
Select the correct alternative
The property due to which a light ray striking a surface is returned back into the same medium is called
Wirte down the letter C and I as seen in a plane mirror.
State two uses of a plane mirror.
What do you mean by reflection of light?
Write down four characteristics of image formed in a plane mirror.
A converging mirror, forms three times magnified virtual image when an object is placed at a distance of 8 cm from it. Calculate:
- the position of the image
- the focal length of the mirror.
Complete the path of incident ray in the following case.
Say TRUE or FALSE
We see planets because they reflect light from the sun
Part of the eye which controls the light entering is called
