Glass is
opaque
luminous
transparent
Translucent
Opaque objects casts
a dark shadow
a weak shadow
no shadow
All of these
Umbra is a region of
partial darkness
partial brightness
complete brightness
complete darkness
Find out the odd one.
Sun
Moon
Candle
Bulb
Shadows are formed when
light block opeque object
light source block screen
opaque objects block light
Light source block opaque object
Which one of the following is not a translucent medium?
Waxed paper
Tracing paper
Black paper
Grounded glass
Light is a form of
work
energy
power
Heat
An example of bioluminescence is
a torch
a burning candle
a table lamp
jugnu
A tube light is a
hot source
cold source
incandescent source
LED
A solar eclipse occurs when the moon casts its shadow on
the sun
the earth
both sun and moon
both sun and earth
