Introduction
You may not be aware of it but ethanol is all around you. Believe it or not but you've probably even consumed it in you everyday life. Here you will finally understand the process of how ethanol is made and enjoy doing the tasks!
Task
To complete the tasks you will have to watch a video about the production of ethanol. After you watch the video you will have to answer questions based on the video. And after you answer the questions you will have to compare the answers. You will need a computer, a pen and paper to make notes while watching the video. Good luck!
Process
Process part I:
Step 1: Watch the whole video
Step 2: Make notes
Process part II:
Step 1: Read the questions
Step 2: Write down the answers on a piece of paper
QUESTIONS:
1. What does dependance on foreign oil from unstable areas of the world create?
2. How does ethanol play an important part in the concerning issue?
3. What is ethanol?
4. How many areas of corn is produced annually?
5. What does MGP benefit from?
6. What is corn comprised of?
7. What is the by-product of yeast fermentation?
8. What is the last step tp acchieve 100% alcohol?
9. What allows wet cake to be a source of protein and energy?
10. How many % solids does syrup contain?
Process part III:
Step 1: Go to http://byjus.com/chemistry/uses-of-methanol-and-ethanol/
Step 2: Write a short summary of "The importance of ethanol in everyday life" (approximately 70 words)
Process part IV:
Step 1: Compare the answers for Process part II
Step 2: Hand in your work to your teacher
Evaluation
1. Check your answers for Process part II questions
ANSWERS:
1. They threaten national security and economic stability.
2. It helps extend our fuel supply.
3. Oxygen enhancing fuel additive produced by starch fermentation.
4. Over 80 million.
5. 1)Location of farm direct top quality corn. 2) Northern borders national gas pipeline. 3) Rail distribution advantages.
6. Starch, germ, water, fiber.
7. Carbon dioxide.
8. Alcohol is pressurized through a molecular sieve.
9. High nutritional value.
10. 30-40%.
2. Have your teacher check your answers also
3. Hand in Process III task
4. Turn to your teacher with any questions
If you have answered half the questions correctly then you have completed the task!
Conclusion
Congratulations! You have learned about the production of ethanol from corn and now you know the importance of ethanol in everyday life. You completed all the tasks and did independent research. Go share your knowledge with your friends and family! Good job!
Credits
Video: www.youtube.com
Learning material: www.byjus.com
Teacher Page
Anotācija
Šajā webquestā tika izzināts par etanola ražošanu no kukurūzas. Apskatīts un izpētīts materiāls par etanola nozīmi ikdienas dzīvē. Uzdevumu ietvaros bija skatīties video un sekot līdzi sniegtajai informācijai, pierakstot svarīgākās lietas. No pierakstiem tika atbildēts uz dotajiem jautājumiem un izpildīts papildu uzdevums. Kopumā darba mērķis bija saprast un uzzināt par etanola ražošanas procesu un ikdienas dzīves svarīgo nozīmi, pildīt uzdevumus saistītus ar tēmu un pielietot jau esošās zināšanas, kas iegūtas ķīmijas stundās.