WorksheetsLight & Shadow
Total questions: 26
Worksheet time: 15mins
What do we need to be able to see?
eye glasses
sun glasses
light
microscope
What is source of light?
something that reflects light
something that refracts light
something that generates/emit light
something that transfers light
What is our main source of light?
light bulb
moon jellyfish
thunder
sun
Which are the natural sources of light?
Firefly
Sun
Moon
Fire
Thunder
Which are man made/artificial sources of light?
light bulb
flashlight
glowworm
TV
computer
If we close our eyes, can we see?
Yes, because we have super power
No, because there is nothing to see
Yes, because we are wearing our glasses
No, because there's no light entering our eyes
Light travels in _______
aeroplane
wave line
straight line
random line
Light from most light's sources looks grey, but actually contains all colours of spectrum which we call as rainbow.
TRUE
FALSE
If an object looks green, it means _______
it is absorbing yellow & blue colours and reflecting off green colour and entering your eyes.
it is absorbing blue and reflecting off all colours and entering your eyes.
it is absorbing every colour except blue, which is reflecting off it and entering your eyes.
it is absorbing every colour except white, which is reflecting off it and entering your eyes.
Shadow is a _______
white area which is formed when an object blocks light
dark area which is formed when an object blocks light
name of super hero
name of a game
Shadow's shape is similar to the object that block the light.
TRUE
FALSE
From our experiment, _______ & _______ change over a day when sun forms them.
length
heat
position
colour
When does sun at its highest position?
midday
evening
noon
morning
When the sun is at its highest position, the shadow that is formed would be _______
the longest
the highest
the shortest
the prettiest
What do we call a material/object that does not allow light to travel or pass through?
translucent
transparent
opaque
stopper
Transparent object allows _______ light to travel or pass through
some
no
all
sun
Can we see clearly through translucent object? Why?
Yes, because translucent object allow light to pass through
Yes, because we have special glasses
No, because translucent object allow some light to pass through
No, because we don't have special glasses
Which are translucent?
Which are transparent?
Who is/are correct?
Sab & Kei
EM & Kei
All of them
Sab & Em
_______ happens when the light bounces off an object.
Refraction
Retraction
Recreation
Reflection
Select the object(s) that reflects light.
Mirror
Our body
Moon
Star
This picture is a safety jacket that usualy wears by workers on the street. Would this jacket be useful to them? Why?
Yes, because the jacket can protect them from cold
No, because the jacket is ugly
Yes, because the jacket has super power
No, because the stripes are in black/dark color. Only bright color reflects light well.
get darker
get bigger
get smaller
get lighter
lighter
bigger
smaller
heavier
That means the shadow's size of an object could be changed by _______
moving the house
changing the light's source
moving the light's source
changing the object
