A brief introduction to a unit on spiders. Features a comparison between the abilities of Spiderman as compared to the abilities of actual spiders.

1. spiders
Fact
Or
fiction?

2. How realistic
are
spiderman s
powers?

3. Let s take a
look

4. Wall
crawling

5. Wall Crawling
Spiders
have
MILLIONS
of
TINY
HAIRS
on
their
bo;oms
of
their
legs
When
molecules
are
close
together,
there
is
a
small
electrical
a;racCon.
This
is
enough
to
hold
molecules
together.

6. get
Ready

7. To have
your mind
blown!

8. nanotubes
The
prefix
NANO
means
1
billionth
A
NANOMETER
is
1
billionth
of
a
meter!
The
head
of
a
pin
is
1
MILLION
nanometers
wide!
Nanotubes
are
Cny
carbon
tubes
that
are
only
a
few
nanometers
wide.

9. nanotubes
ScienCsts
are
working
on
gloves
covered
in
nanotubes.
A
person
could
use
this
these
to
crawl
up
a
wall!

10. Web
strength

11. Web strength
Spider
silk
is
as
strong
as
STEEL
AND
is
extremely
ELASTIC
Spiders
also
make
many
kinds
of
silk
for
different
purposes

12. Web strength
• Capturing
prey
• Alarm
system
• Nest
and
Web
ConstrucCon
• Ballooning
• Guide
Lines
• Escape
Drop
Lines

13. get
Ready

14. To have
your mind
blown!

15. How strong?
The
Darwin’s
Bark
Spider
makes
silk
that
is
10
Cmes
stronger
than
KEVLAR.
KEVLAR
is
what
bulletproof
vests
are
made
of!

16. Image
credits
Slide 1:
activision.com
Slide 3: http://ipadwallpaper.net/440/
spiderman-‐emblem-‐ipad-‐wallpaper.html