Magic but real experiments! A Romanian project for Physics
The activity for pupils age 12-18
Red, blue and yellow are called the primary colors. Just by mixing these colors, you can get all the colors of the rainbow:
RED + YELLOW = ORANGE; RED + BLUE = PURPLE; BLUE + YELLOW = GREEN
What you need: red, blue and yellow food color; 1 cup milk; dish soap; shallow bowl
- Pour 1 cup of milk into the bowl
- Add 3 drops of red food color to one edge of the bowl 1/3 of the way around the perimeter add 3 drops of blue food colour, then another 1/3 of the way away around add 3 drops of yellow. Br careful not to mix or jiggle the bowl
- Squeeze a drop of dish soap in the center of the bowl
- Record what you see.
- What do you think happened?
Devices: You need a webcamera or just a mobile device to record the experiment
Web 2.0: Upload on Flickr (or other photo-sharing site such as Picassa) Find appropriate music with a CC license (go to http://creativecommons.org/legalmusicforvideos)
See the experiment here: http://www.flickr.com/photos/clcziprok/3625829212/in/set-72157619648558617/
This post is also available in: Romanian