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Worksheetslight , shadow , reflection
Total questions: 10
Worksheet time: 7mins
The speed of light in a vacuum is known to be
universal
constant
universal constant
constant universal
what image is this ?
shadow
reflection
inverted
none of these
light travels in a straight line , this property of light is known as ?
rectilinear propagation
straight line
rectilinear
propagation
choose the true options
we have eclipses every month
light travels faster than sound
the light from torch cannot travel a long distance
none of the above are true
A (a) is a dark shape
(a) is a eclipse that occurs when moon comes between sun and earth .
Which of them are the properties of shadows ?
a shadow only forms the outline of the image
Shadows are colourful
shadow depends on the shape of the image
all of these
which of the following is natural sources of light ?
fire
sun
stars
all of the above
Which of the following are types of rays of light ?
ray of light
parallel ray of light
spreading rays
none of the above
Who explained that light emerged from the eyes and struck the objects , and that is how we saw objects
(a)
