The toy shown below is _____.

The toy shown below is _____.

• The given toy is emitting light for it's own so it is a luminous object.

A pie is _____.

• The given object is non luminous.
• It is not emitting light for it's own.

Identify the following object as luminous and/or non-luminous.

• The mug is a non luminous object as it doesn't emit light for it's own.

The process of light bouncing off surfaces of objects is called ______.

• Reflection of light is necessary to see any object.

Which of the following objects is non-luminous? 

• Chair doesn't emit light for it's own so it is a non luminous object.
• Other the three options are images of luminous objects.

Pick the odd one out

• All the other three options are non luminous objects i.e tree, table and the toy. As these are not light emitting objects.
• The option a is containing image of tube lights which are emitting light for their own and hence are called luminous objects.

Pick the odd one out

• Option b has image of moon which doesn't emit light for it's own so it is a luminous object.
• Other the three options have luminous objects which don't emit light for their own.

The toy car shown below is ____.

• The toy car given in the image is not emitting light for it's own so it is a non luminous object.

A water bottle is ____

• A water bottle doesn't emit light for it's own means it needs light from another luminous object to be luminous so a water bottle is non luminous.

Mark the following as true or false. 

1. True

2. False

The object shown below is luminous.

• The given image is showing light emitting objects so the objects given are called as luminous objects.

Mark the following as true or false. 

1. True

2. False

The object shown below is non-luminous.

• The object given in the image is emitting light and the light emitting objects are known as luminous objects.

Mark the following as true or false. 

1. True

2. False

The object shown below is non-luminous.

• The image given in the question have fruits and vegetables which are non luminous.
• Luminous objects emit light on their own.
• As fruits and vegetables don't emit light on their own these are non luminous objects.

When light strikes an object, it may be ________.

In the figure given below, a narrow beam of white light is shown to pass through a triangular glass prism. After passing through the prism, it produces a spectrum, out of which the YX band is selected as shown on the screen. Which of the following can be X and Y?

Different wavelengths are refracted by the _________.