NEW
Font size
Worksheetslight, shadow and reflection
Total questions: 15
Worksheet time: 8mins
Rectilinear propagation of light means
light bends after striking a smooth surface
light travels in a straight line
light travels in a curvilinear line
both a and b
which of the characteristics is not exhibited by the shadow of an object?
erect
can be formed on screen
same colour as the object
can be bigger than the object
When light hits a barrier that is solid/opaque what is usually created?
a hot object
a shadow
nothing
What is the best explanation for Mickey seeing himself in the mirror?
refraction
absorbed
reflection
flipped
Light is a form of ______ that is essential for the existence of life.
chemical
expression
term
energy
Nothing can travel faster than light in the whole universe
False
True
If you can see light through an object it is called...
opaque
plastic
transparent
A plane mirror form an image of an object because it ........ light from the object
absorbs
reflects
passes
emits
The light have a combination of
12 Colours
6 Colours
7 Colours
6 Colours
A pin hole camera inverts the picture
Side to side
Upside down
All of above
Firefly is a living ----------- body.
water body
Non - Luminous
Luminous
The point where the incident ray falls is known as ?
point of reflection
Incident point
point of incidence
An eclipse occurs when the ------------------ are in a straight line.
Earth and Sun
Sun and moon
Sun , moon and Earth
Which of the following is a natural source of light?
Firefly (Jugnu)
Tube light
torch
Electric bulb
