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2. Elephant's toothpaste - Wikipedia

   en.wikipedia.org/wiki/Elephant's_toothpaste

   Elephant toothpaste reaction Two people watching the reaction of Elephant's toothpaste. Elephant's toothpaste is a foamy substance caused by the quick decomposition of hydrogen peroxide (H 2 O 2) using potassium iodide (KI) or yeast and warm water as a catalyst. [1]

3. Soda geyser - Wikipedia

   en.wikipedia.org/wiki/Soda_geyser

   A soda geyser is a physical reaction between a carbonated beverage, usually Diet Coke, and Mentos mints that causes the beverage to be expelled from its container. The candies catalyze the release of gas from the beverage, which creates an eruption that pushes most of the liquid up and out of the bottle.

4. Rainbow - Wikipedia

   en.wikipedia.org/wiki/Rainbow

   A flask experiment known as Florence's rainbow is still often used today as an imposing and intuitively accessible demonstration experiment of the rainbow phenomenon. [85] [86] [87] It consists in illuminating (with parallel white light) a water-filled spherical flask through a hole in a screen. A rainbow will then appear thrown back ...

5. It Takes The Entire Rainbow Of Colors To Make The Sky Blue ...

   www.aol.com/news/takes-entire-rainbow-colors-sky...

   It takes all the colors of the rainbow for us to see it that way. It happens because of something called the Rayleigh effect, or Rayleigh scattering, named after a British scientist who first ...

6. Iodine clock reaction - Wikipedia

   en.wikipedia.org/wiki/Iodine_clock_reaction

   The iodine clock reaction is a classical chemical clock demonstration experiment to display chemical kinetics in action; it was discovered by Hans Heinrich Landolt in 1886. [1] The iodine clock reaction exists in several variations, which each involve iodine species ( iodide ion, free iodine, or iodate ion) and redox reagents in the presence of ...

7. List of natural phenomena - Wikipedia

   en.wikipedia.org/wiki/List_of_natural_phenomena

   Volcanic eruption; Earth's magnetic field; Exogenic phenomena Slope phenomena Slump; Landslide; Weathering phenomena Erosion; Glacial and peri-glacial phenomena Glaciation; Moraines; Hanging valleys; Atmospheric phenomena; Impact phenomena Impact crater; Coupled endogenic-exogenic phenomena Orogeny; Drainage development Stream capture

8. 37 No-Carve Pumpkin Decorating Ideas to Try This Halloween - AOL

   www.aol.com/lifestyle/37-no-carve-pumpkin...

   These 37 creative, no-carve pumpkin decorating ideas use paint, fabric, and other craft supplies to make your pumpkin for Halloween 2024 unique and memorable.

9. Newton disc - Wikipedia

   en.wikipedia.org/wiki/Newton_disc

   Colour distribution of a Newton disk. The Newton disk, also known as the disappearing color disk, is a well-known physics experiment with a rotating disk with segments in different colors (usually Newton's primary colors: red, orange, yellow, green, blue, indigo, and violet, commonly known by the abbreviation ROYGBIV) appearing as white (or off-white or grey) when it's spun rapidly about its axis.