Department
Congratulations on choosing the best subject.
We would like you to wreak through the following
PowerPoint slides on the unusual material
Aerogel and complete the 4 tasks set. This
should amount of m geniusy to about 4 sides of A4.
This will help prep be you for the premier(prenominal) topic which
will be materials and their properties.
Aerogel properties and uses
What is Aerogel?
What are its important
properties?
What are its applications?
roughly videos for more info on
Aerogel
SEAgel Areogel
Aspen Aerogel Presentation
Quest Lab: Aerogel
W hy are these crayons not melting?
If trying to access this video at college, Youtube links may not work . However the videos are for interest and you can still
progress with the tasks ahead.
1st Task
Your first flip of coursework will be to research a
material and its use. In readiness for this:
Research two uses for Aerogel and explain why its
characteristic personal properties (e.g. density,
strength, transparency and conductivity) make it
particularly sui gameboard for these applications. List at
least one reliable source for each.
Design a table to write up your findings.
Microscopic structure of an organic Aerogel.
see electron microscope image.
This is an enlargement of the
image on the preliminary slide.
nd
2
Task
genius pixel is about 5 x 10-8m across.
Using the
previous slide estimate:
The number of pixels across one Aerogel spew out.
The diameter of an Aerogel bubble.
How many bubbles could fit along one side of a 1cm3
cube?
The maximum number of bubbles you could energise in
1cm3?
3rd Task
5 cubes of Aerogel are made. The mass of each cube is measured and
recorded alongside the side length. The results are below.
Cube
fount length, L
/m
Cube mass
/kg
1
0.05
0.4 x 10-3
2
0.08
1.5 x 10-3
3
0.12
5.4 x 10-3
4
0.16
12.7 x 10-3
5
0.23
L3
/m3
D
/?
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