there things we can’t see that “Are live in water that can harm us?” (Yes!) other ways are there to purify “What water aside from using a filter?” (Boiling the water! Adding chemicals to the water that kill the bad stuff but not humans!) What could have caused your water to become less pure? [The layers were too parts of “thin”, the soil or sand may have passed through the filter with the water, our filter wasn’t equip to filter out everything in the water.] Do you your filter arrangement affected your results? [Answers may vary, if the students packed the soil first, debris may have fallen into the container prior to water collection, or may have filtered in with the water] What other materials do you think would work effectively? [Answers may vary, students may suggest a colander, mesh,strainer etc.] What you change in your filter to collect the most amount of pure water? [Answers may vary. Changing the amount of material in each layer, changing the materials used, etc.] How can we collect even more pure water? [Running it through the filter again] Transition Statement Now that we have all seen the different filters we all created, and how well they worked, we are going to look at your individual findings and make some predictions based upon our experiment. ELABORATION Time in Minutes: 10 minutes Probing/Eliciting Questions and What the Teacher Will Do What the Students Will Do Student Responses The teacher will pass out a What happened to the amount of The students will talk how the amount of water decreased after group activity where you write water once we filtered it? What are being filtered and it seems a little out all of your finding from some observations that you noticed? bit clearer. your filter.
“Are there things we can’t see that live in water that can harm us?” (Yes!) “What other ways are there to purify water aside from using a filter?” (Boiling the water! Adding chemicals to the water that kill the bad stuff but not humans!) What could have caused your water to become less pure? [The layers were too “thin”, parts of the soil or sand may have passed through the filter with the water, our filter wasn’t equip to filter out everything in the water.] Do you your filter arrangement affected your results? [Answers may vary, if the students packed the soil first, debris may have fallen into the container prior to water collection, or may have filtered in with the water] What other materials do you think would work effectively? [Answers may vary, students may suggest a colander, mesh,strainer etc.] What you change in your filter to collect the most amount of pure water? [Answers may vary. Changing the amount of material in each layer, changing the materials used, etc.] How can we collect even more pure water? [Running it through the filter again] Transition Statement Now that we have all seen the different filters we all created, and how well they worked, we are going to look at your individual findings and make some predictions based upon our experiment. ELABORATION Time in Minutes: 10 minutes What the Teacher Will Do Probing/Eliciting Questions and Student Responses What the Students Will Do The teacher will pass out a group activity where you write out all of your finding from your filter. What happened to the amount of water once we filtered it? What are some observations that you noticed? The students will talk how the amount of water decreased after being filtered and it seems a little bit clearer.
Earth%20Filter%20Lesson%20Plan_Fall2014.docx