MP3 Player(Flash)


Photo_3.jpg

mp3-player-download.gif

















Purpose

What is the fundamental purpose of the device?
The Mp3 player is the most recent in an evolution of music formats that have helped consumers enjoy their tunes.


Energy

What energy transformations are seen in its operation?


Controls

What sensors/controls are designed into the device?
KXM52-1050(Kionix) ultra small (5mm sq.) 3-axis acceleration sensor is used.
_+2g is the working acceleration-to high for its for its purpose



Materials

What material(s) are essential to the device?

What is scientific principle is central to its operation?

Design

What does a typical device look like?

1.The hard drive has a disk that has little magnets on it which draws the park of the to stick to it when the Mp3 Player is on.
HardDrive3.png


2.The wire that looks like a bunch of wires connected which is connected to the is connected to the back.
HardDrive2.png

3. The back of the hard drive the little wires are evenly connected to help the Mp3 player work
Hard_Drive1.png

Evolution

What changes have there been (or could there be) in this device?
They have changed the controls in order to make better and different from the controls that any other device that we used in the past( Cd player, 8-track types etc...)had. They also added to the Mp3 player photo viewing, alarm, and calendar functions and some even have cell phone and internet services. which makes it easier for some people.

Related Devices

Competitors

What other devices serve a similar purpose?
an ipod shuffle, ipod touch,

Partners

What other devices work in conjunction with this device?

Siblings

What other devices use the same scientific principle?//
sciencetour.jpg