Mold spores live in the air all the time—there are millions of them practically everywhere. It can survive in the minimal media by turning what is available into those other vital building blocks (amino acids). 5.) Does the Cold Stop Bread Mold? Squirt Bottles filled with water-one for each group. They perform calculations and determine the appropriate units for the answers. HYPOTHESIS: Which conditions do you think will best promote mold growth? We used gloves to take the first slice of bread out and put it into a clear bag. As mentioned above, mold growth requires water. Was your hypothesis for this experiment accurate? � Use this worksheet to record you predictions, observations, and conclusions of your mold-growing experiment. RESULTS / ANALYSIS OF DATA. With the second slice of bread, Miss Lydon washed her hands thoroughly with soap and water. What effect did temperature have on mold growth? Those spots are actually microscopic organisms called mold.A type of fungus, mold can be found just about anywhere from our door knobs and damp clothing to bread! 3. Children will enjoy working scientifically, developing their observational skills and drawing conclusions, as they investigate mould on bread. Here are pictures of mold growth on different types of breads. Does mol… &. Day 6 (after the weekend)- (45-60 minutes) Have students take their final observations as they have previously done on Backpack. (color, size, weight) and any additional observations they may come across. Look at the bread and apple on the plate in your experiment bag. If you continue browsing the site, you agree to the use of cookies on this website. Bread mold fungus is the most common fungi in the world. Students grow mold on bread and chart observations. 4. 2.) Hence it is harmful to consume the moldy bread or even inhale the smell as mold spores could enter the body in that way. It should turn out that the milk will have the most number of molds. (Store bought). A recent classroom experiment gone viral might change your mind. Overview. spots faster than others. A good sample of mold may take up to two weeks to form, so be sure to plan ahead for this project. Molds occur commonly on bread due mold, there have been many experiments done on bread mold. Warm or cold? In tandem with the nutrients, bread is typically Conclusion is an important part of the experiment, so make sure you read your observations carefully before you put down the appropriate conclusion of the project. What do you think would happen if you increased or decreased the amount of water added to the bread?StandardsIndiana Education Standards (8th grade science) HYPERLINK "http://dc.doe.in.gov/Standards"http://dc.doe.in.gov/Standards The Nature of Science and Technology 8.1 Students design and carry out increasingly sophisticated investigations. This may be an instructive addition for teachers to include. See our Privacy Policy and User Agreement for details. Now customize the name of a clipboard to store your clips. DO NOT open your experiment bag. Project Plan Design 0 2 ; = � � � � � � � � � � ��� $If `��gdO1W � $If gdO1W $� $If a$gdO1W $a$gd�3= � � � � � U 3. CONTROL CLEAN DIRTY Day 5: Date: _____ Today’s Lesson- 1. Writing a lab report is one of the most efficient ways of showing the results and conclusions of a bread mold experiment. If you continue browsing the site, you agree to the use of cookies on this website. The cheese and bread should probably be showing signs of mold on the 4th day. Qualitative Observations- What visual changes have occurred in a 24-hour period? How to write a plan and design experiment, No public clipboards found for this slide. This bread mold experiment will help your child learn about mold, and he'll develop important hypothesis-making and experiment-designing skills. Mouldy Bread Experiment . The tiny cells of mold are called spores. The bread with three sprays of water developed the most mold. It was also noticeable that the bread with 5 drops got more mould than the bread with 10, but the one with 15 drops had the most. Now, this bread mold is known to be able to survive in both types of mediums. Depending on the age of the child(ren) you can use only 2 or 3 samples instead of all 4. 222. Lesson 2 - Determining Mold Amounts on Whole Fruits. 4. Rulers for each group 7.) By James Thompson become dormant when introduced to temperatures below 32 degrees Fahrenheit. However, the spores Conclusion: My hypothesis was correct because I predicted that the bakery bread sample labeled coffee would grow mold sooner than the … Turn in. Teach children about microorganisms by having them carry out this Mouldy Bread Experiment. “We decided it would be an awesome mold experiment to learn about germs by using moldy bread!” Together, they put five slices of bread in separate bags. 1. & � t f [ L L L L L What do you think would happen if you increased or decreased the amount of water added to the bread? container and moistened with a few drops of water. and varying degrees of humidity. Bread-(one consistent brand and type), enough for each group of two students to have two pieces. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. � A piece of bread will be used as a control. Why do you think there are differences? (if you don�t have enough, it is easy for groups to share one) 3. (One slice to each bowl) Scientific Thinking 8.2 Students use computers to organize and compare information. On each of these days, have students spray both pieces of bread with water and put the bread back in the dark area and the refrigerator. Place the bread in the Tupperware bowls. She placed her containers in different temperatures Other variables (hand-washing, sanitizer) will be tested against touching a piece of bread w Check bowls, make certain they are clean and dry. (Wold & Have them do this on their �Page� as a �Note�. What were the independent variables of this experiment? 4.) Literature Review with an adequate source of light. No change in the color of the bread. Day 3-5- (20 minutes) Have students make same observations (color, size, weight) for the bread at room temperature and the bread in the refrigerator and post these observations on Backpack as they did the day before, dividing observations by Days. Grade. Table 1: Mold Growth Observations Condition Number of Days Required for Growth to Begin Observations Extent of Growth (Scale of 1 – 10) Bright. Still no mould on final day for dry and normal. The hypothesis for this experiment is, If different types of bread are tested then the mold growth of the white bread contained will increase, because mold … )Refrigerator 4.) The bacteria bread experiment involves testing the effectiveness of self-hygiene methods. If I put bread and fruit in two different light levels with different liquids, then the mold will grow faster in a light environment with basic liquid. progression of mold being taken. There was no bread mold on ether pieces of bread. Bread mold experiment I think the mold will grow naturally on the bread with water sprinkled because molds do not contain chlorophyll unlike the other normal green plants and mold needs moisture, dark place to be able to germinate and it is really hard for mold to grow on a dry surface such as normal bread as it does not contain moisture. What were the dependent variables of this experiment? Also have them make observations and post these observations as a �List� under Day 1. 2. As you can see from Table 3, when we tested bread under dry conditions, very little mold grew. experiment above, she took it a step further. to become active at temperatures between 70 – 90 degrees Fahrenheit. Results: The results of the experiment are that almost all the Wonder Bread slices have no visible mold, except for the sample labeled coffee, which grew mold that covered about 30% of the slice of bread. Hypothesis (Based on what you’ve learned in the pre-lab materials, write and If/Then statement regarding the outcome of this experiment. What effect did temperature have on mold growth? moisture, and light. We waited weeks for any mold to show up on any of the other pieces, but it didn’t. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. This is why we recommend using fresh bread without preservatives. Place the bread in the bag and seal it. About 8 cm. Use with the Science: Living Things and Their Habitats: Microorganisms Year 6 Lesson Pack 4. Balances to weigh the bread 8.) 1. Determine whether or not hand soaps and sanitizers prevent the growth of bread mold. They weigh the evidence for or against an argument, as well as the logic of the conclusions.Materials1.) Weight of bread before and after a week: ): I believe the mold growth will grow more in the bright observations. Students will then label both paper plates with their names and place one plate with one piece of bread in the cabinet or dark area you provide, and the other in the refrigerator. Since it is such a common type of You can change your ad preferences anytime. The easiest way to grow mold is on a piece of bread. A Conclusion. Let's first cover the basic introductory aspects of this experiment that need to be considered before doing it in class: Have you ever thrown away moldy bread in your house? Take all three sealed bags and put them in a cool, dry place. The bread developed mold, though some slices developed mold kept in warm and moist places where mold can thrive. Conclusion. There were lots of colours like. This hypothesis was based off of a statement made on the Mold Blogger website. Mold is a fungus that best grows in dark, moist and warm conditions. Process of Data Collection As predicted, mold spores are dormant in cooler temperatures. Black SharpieProcedureYou should allow a week worth of class time to complete this lesson plan, with different days of the week requiring more or less class time dedicated to the procedure. What Is Happening? (Day 1, Day 2, etc.). Aldo-Rafael Cos carried out an experiment on four types of bread, each sealed in a Tupperware Students should write a short paragraph answer to each of the following questions: 1.) 8th Grade General Science. Then have students look at the other groups� �Pages� on Backpack to compare their observations and results. The data does support the hypothesis. measured. Any preservative-free bread that is soft will work well. Experiment DesignSteps See our User Agreement and Privacy Policy. 5. Also, have students use the �Divider� feature to divide the days in which they post to Backpack. Check your notes when the milk started to mold. (Hand wash and 1 dishwasher cycle with INT1 Task 3 It feeds on organic matter like bread while decomposing the same. ObjectiveAfter drawing conclusions about the effect of light and temperature on bread mold growth, students will be able to knowingly complete an experiment evaluation on Backpack answering the questions: What were the independent variables of this experiment? Before students start on project you need to: Set up a Backpack account with a plan allowing enough users for all of your students to have access Set up your student�s accounts and login/password in order to cut down on class time Purchase materials Create Experiment Evaluation document on word and upload it to a �Page� that you create on Backpack Day 1- (30-45 minutes) Have students access their Backpack account and research causes of mold growth using the internet. (Cini, 2015) 30 minutes) Have students make a hypothesis of the effect temperature will have on mold growth based on their previous research. At the end of ten days the samples will be collected, photographed and They understand the reason for isolating and controlling variables in an investigation. 7. Was your hypothesis for this experiment accurate? If bread is placed in a dark, light, or a mix of light & dark, then the light space will have the most mold because the light will fuel the molds energy. Before the experiment, students will be asked to form a hypothesis about the best conditions for growing mold. Prepare Sample B with a few droplets of water. See Table 3 for a summary of all our results on bread. (Sample and Temp should be noted on the labels). Same amount of mould for wet as Day 5. Paper plates (2 per group) 9.) black, green, white, and yellow mould. After they have done this, give each pair of students two pieces of bread to leave out over night after misting the bread with water. This experiment uses 4 samples to test what conditions mold grow the best in. Wait for 4 days to finalize the observations. Download Project. Results: The results of the experiment are that almost all the Wonder Bread slices have no visible mold, except for the sample labeled coffee, which grew mold that covered about 30% of the slice of bread. Take a third slice of bread and have your child touch the bread with her freshly-washed hands. Third Grade Materials: 8 slices of fresh bread with no preservatives ... a great way to document mold growth is by recording your observations in a sketchbook! What is mold. Cool Science Fair Projects Science Experiments Kids Science For Kids Science Activities Science Classroom Teaching Science Science Education Life Science Elementary Teaching. _____ _____ Quantitative Observations- Count how many colonies of mold that have grown in a 24-hour period. � � � � � � � � � � � � � � � � � � � � � � � � � ���� Bread Mold Experiment 8th Grade General Science Overview The purpose of this lesson is for your students to implement the scientific method in an experiment testing the effect of temperature on mold growth, while using the web 2.0 application Backpack to organize research, hypotheses, collected data, and results as well as compare collected information to that from other students. The bread stayed the same size. 6.) In a few days, mold should start to appear. There is … Was it decorated with spots of green and white or fully covered in mold? Materials: bread; Plastic bags with zipper seals; Directions: (Cos 2005) 2. Each container was kept at room temperature How do your observations and results compare to your classmates? White, yellow, green, and black mould. Conclusion If white bread's freshness is affected by salt, darkness, humidity, cold temperature, or light, dry environments, then the humid environment will cause mold to grow the fastest because it is a nourishing environment where spores can develop. Look at the bread daily and write down your observations, but do not take the bread out of the bags. We wanted to investigate the importance of washing our hands so we conducted an experiment to see how quickly germs spread. After the mold-growing experiment, students will form their conclusions and present their results to the class. PROBLEM: What conditions make bread mold grow the fastest? Also, substances like salt tend to slow down the growth of bread mold. Bread mold experiment results It took about two days for the first mold to show up- which was on the wet piece. Clipping is a handy way to collect important slides you want to go back to later. How to Write a Bread Mold Lab Experiment Report. They should then post and cite the information they find as a �Page� labeled with the students� names on Backpack. Reeves 2015). But when the mold spores land on a host, they grow and thrive by feeding off the food they land on. After 4 days, take a look at the samples. Students should then complete the Experiment Evaluation exercise that you will have created.EvaluationHave students open the Experiment Evaluation document on your Backpack �Page�, answer the questions, print it out, and turn it in to you to grade. 1. Students have to describe and analyze laboratory experiments to explain a particular concept. � to the desirable source of nutrients for the mold. mould on both sides of wet bread. something that makes us have to throw the bread away or the cheese smell bad There are many different ways to see how mold spores thrive. Watch how bacteria creates an environment for mold to flourish and grow! Area such as a large drawer, box, or cabinet with no light to store experimental bread that is not in the refrigerator 5.) Make labels for Tupperware lids. The purpose of this lesson is for your students to implement the scientific method in an experiment testing the effect of temperature on mold growth, while using the web 2.0 application Backpack to organize research, hypotheses, collected data, and results as well as compare collected information to that from other students. All samples of the bakery bread exposed mold. Hypothesis The Hypothesis of this experiment is that bread mold will lie dormant in temperatures below 32 degrees and thrive in warmer temperatures. 2.) Please note: we do not recommend this project for those with allergies to mold (including penicillin) or with severe asthma. They examine issues in the design and use of technology, including constraints, safeguards, and trade-offs. Clean and sterilize four Tupperware bowls. While she followed the steps of the What were the dependent variables of this experiment? They put the bread in resealable plastic bags and waited 3 to 4 weeks. They realize that scientific knowledge is subject to change as new evidence arises. Looks like you’ve clipped this slide to already. Record your results. 6. The experiment, “ The Effect of Mold Growth on White and Wheat Bread Air Exposed and Contained” is an experiment that observers mold growth on white and wheat bread, air exposed and contained in a airtight sandwich bag, for a four week period of time. Mold is a type of fungus. Unfold the Mystery of Mold. All samples of the bakery bread exposed mold. (Mold 2015) Typically mold spores tend Sylvia Cini took a different approach to her experiment. Students conduct an experiment. ��ࡱ� > �� � � ���� � � � � � � � � � � � � � � � � � � � � ���������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������������� '` �� � bjbj{P{P 84 : : � �� �� �� � � � � � � � � � � � � � � D � j � � � � � � � � � � $ � h � h � � � � � � � � � � � � � � � � � � V � @ � � � � 3ۧ��� � � � � � 0 x R � R � R � � ` � � � � � � � � � � Observe the mold or any changes to the bread; Reweigh bread to see the difference in weight; Record your data; Dispose of the bread and/or of the mold; Data: Both pieces of bread were stale. Complete quiz 2. Computers with internet access for students to research and store information on Backpack and printer access 6.) Materials for whole fruits: (this will allow the bread to be exposed to spores) Day 2- (approx. Article by Education.com. long of mould. Recording the results of her experiment. Select four pieces of white bread. For this experiment, for ten days, each sample will be put into varying degrees of temperature, 3.) CONTROL CLEAN DIRTY Illustrate the bread samples for your group. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Name: _____ Day _____ Data and Observations: Is mold growing?_____ Answer the observation questions to record your data and then draw a picture of what you see in the space provided beneath the questions. Place labels on lids. steam heat). The bread was observed for two weeks, with photographs of the Question: Experiment Results: Table 1: Mold Growth Observations Condition Number Of Days Required For Growth To Begin Observations Extent Of Growth (Scale Of 1 – 10) Bright. What do you see? In this decomposing bread experiment, students study the scientific method while preparing an experiment regarding decomposition. 0 1 2 ; � � � � � � � � � � � � � � � � � � � � � � � � � g o t { | � �����������ǿǴǴ��Ǔ~�~���v�v�v�v�v�v�v�v�v�v hO1W h) 5�)hO1W h) B*CJ OJ QJ ^J aJ phSSS /hO1W h) 5�B*CJ OJ QJ \�^J aJ phSSS hO1W h) 0J j hO1W h) UhO1W h) H*hO1W h) hO1W h) 5�CJ( j h P� h) UmH nH u h�3= h) H*h) h_ h) 5�CJ .
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