Digestion is the process by which food is broken down into its chemical constituents. This process uses a series of chemical reactions and interactions. This process is complex and very interesting to know, and therefore is an ideal topic for a project for science fair.
Hypothesis
The base its fair project science digestion is the case. In this project, which will have to develop a hypothesis that isolates a relationship with digestion. The sample project uses the assumption that carbohydrates digest more quickly than other types of food. This hypothesis The dependent variable is the rate of digestion food and the independent variable is the type of food digested.
Test development
There are two ways you can go about test his hypothesis. The first method works well for younger children. Will the test subjects come with an empty stomach. They are then fed with a specific type of food, such as carbohydrates, lipids or proteins. Then go about your day and to report when they first felt hungry.
The second option is to build an artificial channel environment in a test tube. Carbohydrates, proteins or fats are liquefied in a blender and poured into a tube test. The test tube is filled with digestive enzymes and coping. The student then will the time it takes for food to digest.
Compilation data
Data collection for this project will involve recording time. For example, in the simple experience will affect student how long it took each test subject to be hungry after eating. In more complex experience which the student will need to record how long it took the food to be digested by the enzyme.
Data Analysis and Results
The findings and conclusions will be drawn from the data to be found. Students must begin with the results. Getting Started with students will analyze data using basic statistics. They in turn report what they found in its section on the results. This section will identify the facts, trends and correlations. In this section, however, do not try to explain the data showed why it showed.
Discussion and conclusions
The last part of a science fair will discussion and conclusions section. The part of the discussion of this segment to try to explain why certain foods digest more quickly than others. It also will highlight the errors in the design and testing of new questions that arise during the project for the science fair digestion.
The section conclusions will determine what further research should be done on the topic of food digestion. These can build what the student still To learn the process, or a hole can be found in the current understanding of the process of digestion.
Conclusion
science fair projects tract can be completed by students of all ages. The key will focus on procedures and aspects of the experience of digestion that are appropriate for the student's abilities and interests.
I am an education specialist and have advanced degrees in education. My goal is to help students develop a thirst of knowledge and science by encouraging them to complete their own science fair projects and to enter them in at least one online science fair contest.
The 2007 Jeffrey M. Trent Lectureship in Cancer Research: Genomic Information
