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WorksheetsLight and Shadows
Total questions: 52
Worksheet time: 52mins
What is the only form of energy we can see?
heat
light
mirror
What is our main source of light?
sun
moon
trees
Which is NOT a source of light?
firefly
ball
sun
torch
What part of our body do we use to detect light?
Which image shows the artificial source of light?
Which source of light is natural?
fireworks
lightbulb
lightning
headlights
We can only see objects because...
A light source illuminates the object
Our eyes illuminates the objects
The objects illuminate themselves
Which picture is the brightest?
Which picture is showing darkness?
Does the moon provide light?
yes
no
Shadows are longest during _______.
morning and evening
noon
night
Shadows are shortest ...
at night
in the morning
in the middle of the day
in the evening
When the sun gets lower in the sky, shadows get______.
longer
gone
shorter
darker
When the sun gets higher in the sky, shadows get ______.
longer
gone
shorter
darker
Shadows made by the sun are shorter…
in the morning while the sun when the sun is rising
at midday when the sun is directly overhead
in the evening when the sun is setting
When the Sun is behind you, your shadow is ...
behind you
in front of you
at the side of you
not there
When was this picture most likely taken?
(Hint: think about the shadow's length)
morning or evening
night
noon
afternoon
What do shadows on Earth help show?
Earth's rotation
Earth's revolution
Earth's equator
Earth's axis
Opaque is?
Material that allows light to pass through
Light made by nature
Material that allows no light to pass through
Which object allows you to see your reflection?
rock
mirror
paper
Transparent is?
A material that allows light to pass through
The colors of the rainbow
Light made by man
A shadow is created when a light is absorbed by something transparent.
true
false
Translucent is?
When light bounces off an object
Material that only allows a little light to pass through
Our main source of light
What object could light NOT pass through?
glass window
red plastic cup
water
clear plastic bag
What causes sunlight to damage your skin?
UG rays
UL rays
US rays
UV rays
UV stands for
Ultra Violent
Ultra Violet
Unsafe Vision
Unstable Violin
Which colours reflect more light?
Bright colours
Dark colours
Which of the following explains why Jia Xin can see the book on the table?
The results in the table show the amount of light passing through four materials, W, X, Y and Z.
What can object Y be made of?
frosted glass
clear plastic
metal
wood
The graph shows the amount of light that could pass through four sheets of different materials, W, X, Y and Z. Which sheet will form the lightest shadow?
W
X
Y
Z
To cast a bigger shadow on the screen, we need to ________.
move the screen nearer to the ball
move the ball nearer to the light source
move the light further away from the ball
move the ball further away from the light source
Which one of the following shadows would likely be seen on the screen?
When Richard switched on the torch, a bright star shaped light was seen only on Sheet C. Which sheet(s) allow / allows light to pass through?
A
B
C
D
When Richard switched on the torch, a bright star shaped light was seen only on Sheet C. Which sheet(s) do or does NOT allow light to pass through?
A and C
A and B
B and C
B and D
Based on Shayanne's experiment, the height (h), of the shadow is _____________________.
lesser when the light source is nearer the object
greater when the liight source is nearer the object.
unchanged when the light source is placed further away from the object
greater when the light source is further away from the object
Which graph shows the length of Nayli's shadow from 7 a.m. to 6 p.m. ion a certain day.
Which one of the following shadows cannot be formed by the teacup shown in the diagram.
