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WorksheetsReading 5.2 – All Shadows Are Not the Same
Total questions: 40
Worksheet time: 20mins
What causes shadows?
An object blocking the light source
The water cycle
An object letting the light source through
The moon
Which light source causes shadows in the outdoor environment?
The Sun
The Lightbulb
The House
The School
Light leaving a light source travels in ________________ lines.
straight
groovy
circular
If a hand blocks the path between the light source and the table, then a shadow will be formed behind the ____________.
foot
hand
finger
window
When there are two __________ sources, a shadow has darker and lighter areas. The dark area is where no light from either source reaches the wall.
pieces of evidence
light
sound
odor
Shadows are formed when an ___________ blocks light from reaching something.
opals
object
opera
optical
When there is only one light source, there is a clear border between the dark area and the light area on the wall. When there are two light sources, the dark area of the shadow is surrounded by areas that are not as ___________.
light
dark
The more light sources there are, the ___________ the edges of the shadow will look.
clearer
fuzzier
Fluorescent (floor- eh- sent) light bulbs are shaped
like long _______________.
waterfalls
tubes
keys
triangles
Shadows formed by fluorescent light bulbs will almost always be fuzzy because they are a large ____________ source.
sound
light
taste
odor
Models are very powerful tools that scientists use to help them explain the __________ around them.
ocean
world
space
Which is NOT a source of light?
firefly
ball
sun
torch
Which source of light is natural?
firworks
lightbulb
lightning
headlights
A shadow is created when...
an object blocks the light
an object lets light pass thru
an object is above light
Shadows are shortest ...
at night
in the morning
in the middle of the day
in the evening
If you can see light through an object it is called...
opaque
plastic
transparent
An opaque object means that ...
light passes through
no light passes through
some light passes through
you can see through it
Translucent objects let only some light pass thru?
False
True
We can only see objects because...
A light source illuminates the object
Our eyes illuminates the objects
The objects illuminate themselves
We can see things around us because of light reflecting off the object and into our eyes?
True
False
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.
Which object would be the best at reflecting light?
Mirror
Tree
Book
Ruler
Shadows formed by fluorescent light bulbs will almost always be fuzzy because they are a large light source.
true
false
What causes shadows?
An object blocking the light source
The water cycle
An object letting the light source through
The moon
