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Copy of Simple Machines in the Human Body

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by

Paolo Sysy

on 31 July 2013

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Transcript of Copy of Simple Machines in the Human Body

Simple Machines
Inclined Plane
Simple Machines In...
The HUMAN BODY

Wedges
Place your own picture
behind this frame!
Double click to crop it if necessary
San Francisco
Budapest
(cc) photo by Metro Centric on Flickr
(cc) photo by Franco Folini on Flickr
(cc) photo by jimmyharris on Flickr
Stockholm
(cc) photo by Metro Centric on Flickr
- a mechanical device that
changes the direction or magnitude of a force
Assets
map
details
doodles
notes
outlook
photo frame
Pulleys
Screws
Types of Simple Machines
Wheel and Axle
Inclined Planes
Wedge
Lever
Teeth
-Made up of 2 inclined panes
Examples...
-knives
-axes
-forks
-nails
-used to separate 2 objects
Levers
-used to lift heavy
weights with the least amount of effort
Examples...
-see-saw
-scissors
-pliers
-used to move objects to a lower or higher position
Examples...
-wheel chair ramp
-ramp
Pulleys
-a wheel with a grooved rim in which a rope can
a load
run to change the direction of the pull and to lift
Examples
-Rock Climber Pulleys
-Window Blinds
-Clothes line Pulley
-Flagpole Pulley
Pulleys in the Human Body
-Knee (quadriceps femoris extends the leg)
Wheel
and
Axle
-the axle is a rod that
goes through
the wheel
Example...
-bicycle
-pin
-egg beater
Wheel and Axle in Human Body
-Rotator cuff of the upper arm (shoulder)
allows arm to rotate
Screws
-inclined plane wrapped
around a pole
-holds together materials
In the Human Body
-top of the spinal column called the
axle bone
Examples
-drills
-machine screws
-swivel piano stool
Bibliography
http://ftschool.org/fourth/science/simple_machines.html
-
http://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&ved=0CIUBEBYwAA&url=http%3A%2F%2Farmymedical.tpub.com%2Fmd0006%2Fmd00060098.htm&ei=LL2xT4LQAqas2wXjqpnpCA&usg=AFQjCNEGdm-C22i1K7v-9UcshkfRwauuTw&sig2=eHybTOiIZ8Xmt5mW9JLZeA
-
http://www.mikids.com/Smachines.htm
-
http://www.mikids.com/SMachinesScrews.htm
-
Full transcript