Sources Of Light Question Preview (ID: 50654)
Light Is An Important Form Of Energy .we Are Going Classify Types Of Sources Of Light And Objects.
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Light is a form
a) Energy
b) Matter
c) Objects
d) All choices
Objects that give light on their own are :
a) Dark objects
b) Luminous objects
c) Non luminous objects
d) All choices
Flash light bulb is :
a) Dark objects
b) Non luminous objects
c) Luminous objects
d) None of the above choices
Wood is :
a) Dark objects
b) Non luminous objects
c) Luminous objects
d) None of the above choices
An example of natural sources of light :
a) Flash light bulb
b) Match stick
c) sun
d) All choices
An example of Artificial sources of light
a) Sun
b) Stars
c) Fire
d) Flash light bulb
Transparent object is :
a) All light passes through it
b) Some of light passes through it
c) Do not allow light to pass through it
d) None of the choices
Dark Paper is :
a) Transparent object
b) Opaque object
c) Translucent object
d) None of the above choices
Frosted glass is
a) Opaque object
b) Transparent object
c) Translucent object
d) None of the above choices
Air is :
a) Transparent object
b) Translucent object
c) Opaque objects
d) None of the choices
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