Why Rockets Are Awesome, A Presentation, V2
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Transcript of Why Rockets Are Awesome, A Presentation, V2
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Why Rockets are Why Rockets are AwesomeAwesome
…….and how they can be used .and how they can be used to teach your students to teach your students experimental designexperimental design
By Ringo DingrandoBy Ringo Dingrando
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This presentation, and all the This presentation, and all the presented material, is available on presented material, is available on
www.ringophysics.blogspot.comwww.ringophysics.blogspot.com
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Ringo DingrandoRingo Dingrando
High School Physics teacher at the High School Physics teacher at the International School of ManilaInternational School of Manila
7 years teaching physics, 3 years 7 years teaching physics, 3 years teaching IB Physics, teaching IB Physics,
BS in Science Education – U of BS in Science Education – U of MissouriMissouri
MS in Educational Studies – State MS in Educational Studies – State University of New York University of New York
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Rocket Liftoff ClipRocket Liftoff Clip
Rocket Liftoff ClipRocket Liftoff Clip
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Rocket Launcher demonstrationRocket Launcher demonstration
A youtube clip of the rocket launcher in use.
www.comingsoononyoutube.com
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A Poor Rocket A Poor Rocket AssignmentAssignment
First……….First………. Build a rocket! Build a rocket! You are graded on You are graded on
this. this.
Afterwards…Afterwards… Discuss the physics Discuss the physics
of your rocket.of your rocket.• (boring)(boring)
Not gradedNot graded
Emphasis is wrong! Emphasis is wrong!
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A Better Rocket A Better Rocket AssignmentAssignment
First…First… BuildBuild Maybe Re-buildMaybe Re-build Ungraded Ungraded
Afterwards…Afterwards… Design an Design an
ExperimentExperiment Collect data Collect data Analyze dataAnalyze data IMPORTANTIMPORTANT
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Why Lab Design is ImportantWhy Lab Design is Important
Independent and Dependent Independent and Dependent Variables?Variables?
Variables to Control?Variables to Control?
Discuss please.Discuss please.
Why is it important for students to be Why is it important for students to be able to do this?able to do this?
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The IB thinks Lab Design is The IB thinks Lab Design is ImportantImportant
The IBThe IB• ““experimental science courses should experimental science courses should
aim to develop experimental and aim to develop experimental and investigative scientific skills” investigative scientific skills” (p. 9 of the group 4 (p. 9 of the group 4 syllabus)syllabus)
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AP thinks it is importantAP thinks it is important
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Research on Importance of Lab Research on Importance of Lab DesignDesign
Link to researchLink to research
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How to Make a Great Design LabHow to Make a Great Design Lab
This will relate to the rocket launcher seen earlierThis will relate to the rocket launcher seen earlier
But the steps can be used for any But the steps can be used for any type of design lab you liketype of design lab you like
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1. Get plenty of Equipment1. Get plenty of Equipment
Simpler is BetterSimpler is Better
Focus on lab design, NOT mastery of Focus on lab design, NOT mastery of equipmentequipment
Should be interestingShould be interesting
Link: Link: Plans For “Stomp” rocket launcherPlans For “Stomp” rocket launcher
Link: A more high tech launcherLink: A more high tech launcher
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2. Make students familiar with 2. Make students familiar with equipmentequipment
This could be a half hour of trying to This could be a half hour of trying to change different variableschange different variables
My original assignment (LINK)My original assignment (LINK)
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Pictures of LaunchPictures of Launch
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3. Brainstorm on variables3. Brainstorm on variables
Different combos of independent and Different combos of independent and dependentdependent
Few labs should be duplicatesFew labs should be duplicates
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Stick ‘Em Up BrainstormingStick ‘Em Up Brainstorming-citation SUNY Masters-citation SUNY Masters
Independent Variables Dependent Variables
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4. Show examples of good labs4. Show examples of good labs
Examples should involve different Examples should involve different materialsmaterials
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Student labStudent lab
What are some other design lab What are some other design lab ideas that could work well?ideas that could work well?
• An example shown to students (LINK)
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Other Lab Ideas?Other Lab Ideas?
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5. Write Design Lab5. Write Design Lab
High School Design lab example on High School Design lab example on rockets (LINK)rockets (LINK)
Middle School Design lab example on Middle School Design lab example on heart rate (LINK)heart rate (LINK)
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6. Provide Feedback6. Provide Feedback
Pick your favorite formatPick your favorite format
IB Rubric is goodIB Rubric is good
It can be modified for non-IB classesIt can be modified for non-IB classes
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The IB Lab Design RubricThe IB Lab Design Rubric
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My Feedback SheetMy Feedback SheetG4IA Assessment sheet 11/3/2008
Student: Gonzales, JoseInvestigation: Rocket Design LabTime: 2HrsDate(s): 08/01/08
Design
22Defining the Defining the problem and problem and selecting selecting variablesvariables
You formulated a research question and identified the relevant You formulated a research question and identified the relevant variables.variables.Great idea to change the center of gravity of the rocket! No Great idea to change the center of gravity of the rocket! No one else thought of that!one else thought of that!Great sketch graph to help visualize your hypothesis.Great sketch graph to help visualize your hypothesis.
11 Controlling Controlling variablesvariables
You do not effectively control variables.You do not effectively control variables.By adding extra tape to the tail every time, you WILL change By adding extra tape to the tail every time, you WILL change the center of mass, but you are ALSO changing the very the center of mass, but you are ALSO changing the very important variable of rocket mass.important variable of rocket mass.
11 Describing a Describing a method for method for collection of collection of datadata
:) Excellent drawing.:) Excellent drawing.You do not state the increments of your independent variable You do not state the increments of your independent variable measurements.measurements.You do not list the range of your measurements.You do not list the range of your measurements.It is quite clear how and where you intend to add the mass, but It is quite clear how and where you intend to add the mass, but how much tape each time? What will be your maximum how much tape each time? What will be your maximum amount?amount?What about multiple trials?What about multiple trials?
44This criteria is only addressedThis criteria is only addressedThis grade will not appear on the PSOWThis grade will not appear on the PSOW
General comments
You are making similar mistakes as you did on previous labs.You are making similar mistakes as you did on previous labs.Please see the feedback on previous labs before you do your next one!Please see the feedback on previous labs before you do your next one!
Ringo Dingrando
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Feedback Sheet produced by G4IAFeedback Sheet produced by G4IA
G4IA: http://www.eduap.com/
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You could end here….You could end here….
But if you have time……But if you have time……
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7. Do the best labs7. Do the best labs
Or all of them if possibleOr all of them if possible
Or kids do other students’ labsOr kids do other students’ labs• Promotes transparency in procedure Promotes transparency in procedure
writingwriting
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8. Take the data8. Take the data
stopwatch
Data recording
Cones for distance
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More Data TakingMore Data Taking
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Continue on to the endContinue on to the end
Analyze data with graphsAnalyze data with graphs
Write a conclusion and evaluationWrite a conclusion and evaluation
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Contextualizing LabsContextualizing Labs
As an added bonusAs an added bonus
NASA research grant assignment NASA research grant assignment (LINK)(LINK)
Research on benefits of Research on benefits of contextualization (LINK)contextualization (LINK)
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The EndThe End
This presentation, as well as all This presentation, as well as all supporting materials, student work, supporting materials, student work, and links are available on my and links are available on my blog…….blog…….• www.ringophysics.blogspot.comwww.ringophysics.blogspot.com
[email protected]@ismanila.org