Rainbow Milk

Group 5 - Elena B, Cynthia C, Karina L, Laura P - Colegiul Naţional "Mihai Eminescu" Satu Mare, România

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

Directions:

• 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 away, add 3 drops of blue food color
- 1/3 of the way away add 3 drops of yellow
- don't 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?