Our hypothesis is that warmer temperatures will result in an increase in the growth rate of the sugar crystals. Tie yarn to pencil and drop into the jar but don't allow string to touch bottom of jar. We then compared the data between the two, and hoped that our hypothesis proved to be correct. I tied each string to a wooden skewer placed across several cups.Put all the cups in a cool, dry place where they will not be disturbed.Wait. You can not formulate a hypothesis until you research about your topic. Should the sugar solution be room temperature before adding the strings? Make sure the string does not touch the bottom or sides of the cup. 1 cup of water. This speeds up the candy-making.I had calculated that to make enough rock candy for that experiment, I would need to fill 52 plastic cups with a sugar solution. That will tell you how many grams of sugar crystals had grown.At the end of my five-day experiment, I created a spreadsheet of my results, with each group getting its own column. I should have mentioned that the sugar should have been saturated. Fill a 12 oz-drinking cup with 1 cup of water.b.

Then send your curated collection to your children, or put together your own custom lesson plan.Warning - you are about to disable cookies. ', and 'Is it possible for the solution to be too hot to grow them?' Be sure to keep in mind that the string may not have a sole effect on the crystals forming on it.Do you think you can find other materials which would serve better than the ones used in your initial experiments?

jar, that we covered after we set up the experiment.Help. Sugar crystals are called rock candy because these hard crystals are edible. Complete this sugar crystal science fair project and learn all about it.In this experiment, sugar and hot water are stirred together to form a solution. Our jars were over 14 oz. See supersaturation. It measures how likely it is that I would find by accident alone a differences between my three groups that was at least as big as the one I report.
To set up an experiment which visually demonstrates sugar crystallization. We began to think about how this could have occurred.Questions raced through our mind. For this experiment, that meant cooking up 12 batches of rock candy for each group.At the end of the experiment, get out the scale again. It had also occurred to us that perhaps the experiment happened the way it was supposed to.

Our experiment was based on the mass difference between cold temperatures and warm temperatures.Therefore, we decided to weigh the crystals themselves, without the jar, after being grown for one week. Weigh the crystal on the twelfth/final day.As we proceeded with our experiment, we realized as we were weighing our crystals, that regardless of the crystal size, the samples showed a trend of being of the same weight. But this super-easy recipe gives you a cup full of needle-like crystals in just a few hours! Do you think there is a way to speed up the crystallization process? Research Paper. Some of the cups even grew mold. Do ants like artificial sweeteners too? It has been 4 days.We added 4 cups of sugar to 2 cups of boiling water, and then added four more tablespoons (one at a time) until the sugar would not dissolve anymore. Question:   How does the type of sugar used affect rock H  ypothesis If the type of sugars used to make the rock candy are different, then the hardness/consistency will vary, because some materials affect the state of things like food. You only need a few common kitchen materials for this crystal project: 3 cups sugar (sucrose) The next time I want to make myself some candy, I’ve got another experiment to do.Bethany Brookshire is the staff writer at.Free educator resources are available for this article. Add sugar in one-tablespoon increments until no more dissolves.Bookmark this to easily find it later. A second batch used a sugar-to water ratio of 1:1. Should the sugar solution be cooled longer than 5 min. This explained our constant unchanging measurements of mass. Should you eat it? Try looking into,Pencil (long enough to be placed across the diameter of the glass jar,Pour water and sugar into a pan.

Our jars each comprised an isolated system, so therefore could not change mass. As water heats up, individual water molecules move faster and faster.

It’s much easier than the method I used in my previous experiment.Here you can see sugar beginning to precipitate out of the solution and form crystals.Without the super saturated solution, no crystals are visible.After five days, the lowest concentration, a 0.33:1 ratio, produces nothing but a wet blue string.
How does temperature affect the growth of crystals in distilled water?Our hypothesis is that warmer temperatures will result in an increase in the growth rate of the sugar crystals.7. ).Using a measuring cup, pour 300 milliliters (10 fluid ounces, a little more than a cup) of the solution into each cup. The candy is made from two simple ingredients: sugar and water. I am looking for a hypothesis between the two. See terms and privacy policy.

This solution is not saturated; the sugar dissolves into the water at room temperature.I can’t make only one piece of rock candy for each test condition. What You Need: Buy magnesium sulfate (Epsom salt) Food coloring pack; 250 ml beaker; What You Do: there is a small crust that has formed on the top layer of the solution, that we have broken up everyday.

Don’t eat those. A lot of sugar, as I found out when I ran a.In my previous experiment, I showed that seed crystals are very important for creating rock candy. My Hypothesis was that if you changed the temperature in which borax crystals formed, then the crystals should form faster inside a colder temperature, because the colder the water is, the slower molecules are moving and allow eachother to stick What other factors do you think affected the crystallization (room temperature, water impurities, etc. The water contains more sugar than it can hold at room temperature.