Quick Experiment:
Transparency
Transparency is a measure of how much light can penetrate a material.
Materials can be divided into 3 types:
•
Transparent:
Light penetrates easily through the material
•
Translucent:
Light has difficulty penetrating the material
•
Opaque:
Light cannot penetrate the material.
Prepare one piece of aluminum foil, one piece of wax paper and one piece
of plastic wrap.
1
Pair your
einstein
™
LabMate
+
with your tablet or PC and open either
MiLAB
or
MultiLab4
.
2
Make sure only the light sensor is selected.
3
Leave the Rate and Duration at their default settings.
4
Aim the light sensor toward a light source.
5
Click
Run
)
.
6
Hold the piece of aluminum foil over the sensor for ten seconds and remove.
7
Hold the piece of wax paper over the light sensor for ten seconds and remove.
8
Hold the piece of plastic wrap over the light sensor for ten seconds and remove.
9
Select
Stop
)
.
Note
the difference in the measurements. The more light a material lets through
the more transparent or see-through it is.
11
10
