Neodymium magnet information at K&J Magnets
How speakers work at howstuffworks
How electromagnets work: howstuffworks.com
The next step:
Add different styrofoam shapes (e.g., coffee cup) to alter change the bass treble mix
Build an amplifier
Further reading:
[to follow]
The next step:
[to follow]
Further reading:
- Read how this type of motor works: http://www.exploratorium.edu/snacks/stripped_down_motor/index.html
- Read about motors at http://www.howstuffworks.com/motor.htm
The next step:
- Take the electric motor quiz at http://www.howstuffworks.com/electric-motor-quiz.htm
- Try making a more powerful motor like this one: http://www.josepino.com/diy/electric_motor2
- What happens if you flip the magnet over (reverse the poles)?
- What happens if place another magnet nearby?
- What happens if you change the diameter of your coils, use use more or less wire or thicker or thinner wire?
- What happens if you make more or fewer coils?
- What happens if yu hold it upside down?
- How could you get it to spin with the magnet on the side?
Film Canister Cannon
Further reading:
- How does it work: http://sci-toys.com/scitoys/scitoys/thermo/thermo2.html
The next step:
- Explore other thermodynamics projects at www.sci-toys.com
Further reading:
- [LEDs]
The next step:
- Use Google Sketchup plug-in Waybe to make your own fold-up paper models.
Further reading:
- Here's a post that explains how the bridge rectifier and voltage regulator work. http://makeafterschool.blogspot.com/2011/03/kinetic-flashlight.html
The next step:
- [to follow]
Further reading:
- [to follow]
The next step:
- [to follow]
