There was another version of the challenge that i saw about ten years ago when my nephew and his fr. Youre going to set up three testswarm soda, room temperature soda, and cold soda. In fact, its not really a reaction at all or at least its a physical reaction rather than a chemical one. Coke and mentos experiment by camden marks on prezi.
The diet coke and mentos eruption is a classic science demonstration. If a mentos candy were crushed and broken into little pieces, the candy. Because a mentos candy is relatively dense, meaning that its particles are very tightly compacted together, it sinks relatively quickly in the soda. Later on in the experiment, youll be invited to compare the geyser power of. Coke and mentos guys release a new book portland press.
The diet coke and mentos soda geyser experiment has become a classic with steve spangler making it super popular. The goal of this project is to explore the eruption of carbon dioxide when the candy mentos dissolves in diet coke. These tiny pits create a larger surface area and essentially provide many more nucleation sites. Mentos and diet soda experiment with free lesson plan and. Diet coke and mentos courtesy of although the explosion is simple to achieve theres quite a bit of interesting science going on in that bottle of cola, which makes this a perfect. Put the open end of your tube of mentos on the card and place it directly over the opening of the soda bottle. This experiment is fun and exciting and really hooks students and adults interest into the science behind it. Eepy bird blog archive the science of coke and mentos. Question, hypothesis, and variables coke and mentos. Usually, the trick is done using diet soda, especially diet coke or another cola, however, the main reason for this is because diet drinks are less stickyeasier to clean up than other sodas. While the original mentos was tickling the taste buds of the king of nepal, new varieties were introduced. Drop mentos into a bottle of diet soda and stand back as a geyser erupts.
In fact, it was so much fun that i wrote up our experiment, created observation and tracking sheets, and have uploaded them all for you to usefor free. 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. I would advice against trying this, as the pressure that these two substances create can be quite powerful. This bibliography was generated on cite this for me on tuesday, february 16, 2016. Difference between chemical change and physical change, evidence for chemical changes, p. Science of mentosdiet coke explosions explained new. Carbonated drinks get their fizz from dissolved carbon dioxide, which is pumped into the bottles at high pressure to make it dissolve. Mentos geyser experiment experiments steve spangler. The carbon dioxide in the soda comes out of solution very suddenly, shooting up into the sky and drenching anyone within range with soda. Set the card and the tube with the mentos inside on top of the open mouth of the bottle, making sure the opening of.
Slowly and carefully open a new bottle of diet coke. Their viral videos have earned two emmy nominations, won four webby awards, landed them on vh1s list of greatest internet superstars, and were voted govirals online game. In the 1990s, the size of the mint candies was increased, so they no longer fit in soda bottle mouths. One of the most popular experiments of modern times is the diet coke and mentos geyser. For fun, they shot a video in one take of choreographed fountains using 101 bottles of soda and 524 candy pieces and released it on june 3, 2006.
Diet coke and mentos image by darren slover sun journal. This book also states that the diet coke and mento s keep their chemical properties. Mentos geyser experiment experiments steve spangler science. How to make a diet coke and mentos rocket with pictures. Plus, it keeps you from getting showered with diet coke. Carbon dioxide is the chemical compound that consists of two oxygen atoms bonded to a carbon atom. Needle and thread 2 litre diet cokeand a mentofirst thread the needlethis is. After that, it just coasts on the momentum created. Place the index card over one end of the tube and invert it. What keeps up more intrigued is that scientists still dont have a definitive. Dropping any object into the diet coke bottle will produce a smaller version of the effect but mentos produce a spectacular eruption.
Combine diet coke and mentos, and the result is explosivediet coke shoots out of the bottle like a miniature, sticky old faithful. Remove the lid from the diet coke and set it the bottle of soda on a flat surface. These are the sources and citations used to research coke and mentos experiment. Theories abound as to why this happens, with some bloggers speculating that it is an acidbase reaction because coke is acidic.
The powerful reaction caused when mentos and coke zero are combined is not chemical, but physical. He even has geyser tubes specifically designed to help release the mentos candy into the soda. For the mentosdiet coke reaction, the carbonic acid and carbon dioxide are not products of a chemical reaction but are already present in the diet coke, whose equilibrium is disturbed by the. Observe and explain the mentos and diet coke experiment. Create marketing content that resonates with prezi video. Dont ask me why diet, but thats what every resource that i checked said to use. It does and excellent job of relating temperature to increased rate of reaction. It had candy, it had explosions, it had mess that could be easily hosed away. The book is awesome at giving you both detailed instructions and yet giving kids lots of chances to form a hypothesis of their own and add on to the basic experiments. For those unfamiliar with this particular experiment, it involves taking mentos candies a chewy mint and 1 2l diet soda specifically diet coke, and dropping the mentos into the soda. They dropped six mentos candies into a twoliter bottle of diet coke, only to witness a geyserlike reaction.
This is a lab that i use for my particle theory unit for my 6th grade key stage 7 students. Most have seen it on the internet and some have even placed mentos in diet coke, but they can now experience the phenomena and learn the chemistry behind it. Does the mentos and soda trick work with regular coke. The mentos drops to the bottom of the bottle, forming lots and lots of bubbles on its pitted surface along the way. Mentos diet coke geyser drop mentos into a bottle of soda and run away from the 20 foot geyser coke and mentos geyser fun science. Buckfield the two maine men famous for creating fountains of foam using diet coke and mentos candies have a new book.
The basic science of the coke and mentos reaction is fairly straightforward. One factor that may affect the size of the mentos and diet coke eruption is how quickly the mentos candies sink in the soda. We also tried it using an already opened, small bottle of clear soda. Roll the paper into a tube around a pack of mentos mints, tape it into place and pull it off of the roll of mints. Youll want to purchase three bottles of diet coke and two rolls of mentos. The diet coke and mentos experiment was a blast literally. Diy soda explosion scholastic parents books for kids. Made popular by steve spangler, this experiment is a lot of fun and sure to amaze your friends and family assuming you do it outside rather than in the living room. So with mentos, you can pack a lot more surface area, or nucleation sites, into a very small space. The secrets of the coke and mentos fountain compound. Perhaps youll see that finding god is like a mentos and diet coke experiment when you consider the facts. Place one bottle of diet coke in the refrigerator and let it sit overnight. Then, wrap a 3inch strip of tape stickyside out around your finger to.
Read more about mentos and diet soda experiment with free. When mint or fruit mentos are dropped into a fresh bottle of diet coke, a jet of coke whooshes out of the bottles mouth and can reach a height of 10 metres. First, lets examine what happens when you add a package of mentos to a 2. So what is nucleation about and why do mentos release all this pressure so spectacularly. Look him up and try some cool stuff with your kids. Read the experiment below or scroll allllll the way to the bottom to get the printable version. Diet soda uses artificial sweeteners instead of sugar, and consequently, its not sticky. Two of the sources will be from the internet, one source will be from a book, and one source will be from an encyclopedia.
This book said that the physical reaction happens when the two materials the diet coke and mentos will mix together to make the physical reaction happen. The project is also known as the mentos and soda fountain or the soda geyser. A diet coke and mentos eruption is a reaction between the carbonated beverage diet coke. I saw it on tv and i bought mentos and a 2liter bottle of diet coke.
My experiment is the diet coke and mentos physical reaction. Diet coke and mentos eruption reekos mad scientist lab. The diet coke and mentos reaction is a fun demonstration in chemistry and physics classes of many important concepts in thermodynamics, fluid. Place it on a flat area outside where it is ok to get wet with soda. When the mentos is dropped into the soda bottles, all the pressure it creates tries to push out of the tube generating enough power to give the car a giant push for at least 6 feet. Finding god is like a mentos and diet coke experiment. Coke zero and mentos lab free download as pdf file. This article published by chemmatters, a branch of the american chemical society, refers to the explanation and reasoning behind the famed diet coke and mentos experiment. Read the experiment below or scroll allllll the way to. But the amazing eruption that takes place when mentos are dropped into diet coke or other brands of diet soda pop is not a chemical reaction at. To make a diet coke and mentos rocket, start by sandwiching 5 stacked mentos between 2 4inch strips of masking tape. In the us, mentos lovers got to try cinnamon and menthol, while european addicts were presented with fruit flavored mints.
Hold your finger over one end of the paper tube and have your child fill it up with mentos mints. Also, since mentos are heavy, the sink to the bottom and react with the soda all the way down. I have listed four sources of information about the physical reaction. Scientists arent sure exactly why the mentos cause such an explosive reaction, but they think that the sweetener and other chemicals in the mentos react with the diet coke to cause lots of carbon dioxide bubbles to form on the surface of the mints very quickly. This book also states that their will be no change in their chemical composition. Originally, the geyser was made by dropping wintogreen life savers into a soft drink. I think that the number of mentos will affect the height of the explosion because there are more physical reactions happening. Add to this the fact that the surface of a mentos is textured. My research is about how mentos can create a diet coke geyser. A diet coke and mentos eruption also known as a soda geyser is a reaction between the carbonated beverage diet coke and mentos mints that causes the beverage to spray out of its container.
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