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WorksheetsLight, Shadows And Reflections
Total questions: 15
Worksheet time: 8mins
Light travels in
straight line
curved line
zig-zag line
randomly
When an opaque object comes in the path of light it forms
an image with colours
depends on the colour of the light
black and white image
shadow
Which types of objects do not allow light to pass through them?
Translucent
Opaque
Transparent
all the above
Which is an example of a translucent object?
cellophane paper
cardboard
butter paper
clear glass
Bouncing back of light from shining surfaces is called
Reflection
Refraction
Bending
Rectilinear propagation
Which is a device used to see the image of the sun?
Plane mirror
Pinhole camera
A straight pipe
Glass slab
Out of these, which one is not a man-made luminous body?
Electric bulb
Burning candle
Firefly
Oil lamp
A mirror is an example of
transparent object
opaque object
translucent
none of these
Which one of the following is the natural source of light?
Electric bulb
Moon
Tube light
Sun
Image formed by a pinhole camera is
inverted
erect
sometimes erect, sometimes inverted
none of these
An object which does not give out or emit light on its own is called
opaque
translucent
luminous
non luminous
The size of the shadow changes with
Position of light source
Position of screen
Both (a) and (b)
Size of the shadow will not change
Reflection does not take place from
Undisturbed water
Book
Polished metal msurface
Mirror
A shadow can be formed on
Opaque screen
Transparent screen
Translucent screen
No screen needed
What does the Moon do
Produces Heat
Reflects the Sun's light
Produces light
Reflects the Sun's heat
