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- Multiple ChoicePlease save your changes before editing any questions.
Which is NOT a source of light?
firefly
ball
sun
torch
- Multiple ChoicePlease save your changes before editing any questions.Which source of light is natural?firworkslightbulblightningheadlights
- Multiple ChoicePlease save your changes before editing any questions.
A shadow is created when...
an object blocks the light
an object lets light pass thru
an object is above light
- Multiple ChoicePlease save your changes before editing any questions.
Shadows are shortest ...
at night
in the morning
in the middle of the day
in the evening
- Multiple ChoicePlease save your changes before editing any questions.
If you can see light through an object it is called...
opaque
plastic
transparent
- Multiple ChoicePlease save your changes before editing any questions.
An opaque object means that ...
light passes through
no light passes through
some light passes through
you can see through it
- Multiple ChoicePlease save your changes before editing any questions.Translucent objects let only some light pass thru?FalseTrue
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We can only see objects because...
A light source illuminates the object
Our eyes illuminates the objects
The objects illuminate themselves
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What does the moon do?produces lightreflects the suns lightproduces heat - Multiple ChoicePlease save your changes before editing any questions.Light travels in..wavescirclesa straight line
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We can see things around us because of light reflecting off the object and into our eyes?
True
False
- Multiple ChoicePlease save your changes before editing any questions.Which will make the darkest shadow? Light shining on a...sheet of thin tissue paperglass windowwooden chopping boardnone of the above
- Multiple ChoicePlease save your changes before editing any questions.What does reflection mean?Light bouncing off an object.Light is bending around an object.Light is moving through and object.This is no light.
- Multiple ChoicePlease save your changes before editing any questions.What does SPF stand for?Sun protection factorSun protection fuelhow long you can stay in the sun
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What causes sunlight to damage your skin?
UG rays
UL rays
US rays
UV rays
- Multiple ChoicePlease save your changes before editing any questions.
UV stands for
Ultra Violent
Ultra Violet
Unsafe Vision
Unstable Violin
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Which object would be the best at reflecting light?
Mirror
Tree
Book
Ruler
- Multiple ChoicePlease save your changes before editing any questions.
Which colours reflect more light?
Bright colours
Dark colours