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LIVE INTERACTIVE LEARNING @ YOUR DESKTOP May 7, 2012 NES: Engineering Design: Forces and Motion— Balloon Aerodynamics Challenge Presented by: Kristy Hill

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Page 1: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

LIVE INTERACTIVE LEARNING @ YOUR DESKTOP

May 7, 2012

NES: Engineering Design:Forces and Motion—

Balloon Aerodynamics Challenge

Presented by: Kristy Hill

Page 2: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Engineering Design:Forces & Motion‐

Balloon Aerodynamics Challenge

Engineering Design:Forces & Motion‐

Balloon Aerodynamics Challenge

Page 3: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Balloon Aerodynamics Challenge

Balloon Aerodynamics Challenge

• Have you had a chance to look at this lesson? 

✔ Yes✖ No

Page 4: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

SyllabusSyllabus• Lesson overview• NASA connection• Lesson in detail• Extensions

Page 5: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

National StandardsNational Standards

• Grade Level: 6‐10• Changes of properties in matter• Motion & forces• Technological design

Page 6: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

ObjectivesObjectives• Work through the engineering design process

• Observe the concepts of lift, drag, weight & thrust with a helium balloon

• Demonstrate the concepts of buoyancy & density

Page 7: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

• 2 ‐ 4 hours–Read the guide–Gather materials–Test your own design–Set up the classroom

PreparationsPreparations

Page 8: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Do your students know?Do your students know?

Density

Page 9: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

During which lessons are you covering density in 

the classroom? 

During which lessons are you covering density in 

the classroom? 

Type your answers in the chat box. 

Page 10: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Let’s pause forquestions 

from the audience.

Let’s pause forquestions 

from the audience.

Page 11: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

NASA ConnectionBalloon Aerodynamics

NASA ConnectionBalloon Aerodynamics

Page 12: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

When might NASA use the concepts of density & neutral buoyancy? 

When might NASA use the concepts of density & neutral buoyancy? 

Enter any ideas into the chat box. 

Page 13: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

NASA ConnectionNASA Connection

Page 14: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Neutral BuoyancyNeutral BuoyancyPick the correct answer. a. A condition in which an object’s 

mass is equal to the mass it displaces in a given medium 

b. An object that neither floats or sinksc. Both a & bd. Neither a or b

Page 15: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Neutral BuoyancyNeutral BuoyancyPick the correct answer. a. A condition in which an object’s 

mass is equal to the mass it displaces in a given medium 

b. An object that neither floats or sinksc. Both a & bd. Neither a or b

Page 16: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

NASA ConnectionNASA Connection

Page 17: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

DragDragWhich statement is correct? a. Drag does not influence the space 

station. b. Each day the space station loses 

90 meters of altitude. c. Orbital decay is constant over 

time. 

Page 18: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

DragDragWhich statement is correct? a. Drag does not influence the space 

station. b. Each day the space station loses 

90 meters of altitude. c. Orbital decay is not constant over 

time. 

Page 19: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic
Page 20: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

NASA BalloonsNASA Balloons• Inflated, it can stand up to 900’ tall• Flies up  to 25 miles in altitude• Helium‐filled• Carries instruments to study things such as cosmic rays without the distortion of the atmosphere

• Scientists track data from the payload 

Page 21: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Let’s pause forquestions 

from the audience.

Let’s pause forquestions 

from the audience.

Page 22: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Lesson in DetailBalloon AerodynamicsLesson in DetailBalloon Aerodynamics

Page 23: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Basic Aerodynamic ForcesBasic Aerodynamic Forces

Page 24: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Basic Aerodynamic ForcesBasic Aerodynamic Forces

Page 25: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

The LessonThe LessonThe Design Packet can be used to provide additional support to students. 

Page 26: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

DESIGN PROCESSDESIGN PROCESS

Page 27: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Sample PagesSample Pages

Page 28: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Team RolesTeam Roles• Give each team member a role. 

–Project Engineer–Developmental Engineer–Facilities Engineer–Test Engineer Engineer

Page 29: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

The ChallengeThe Challenge

• Design a system to establish helium balloons floating at different altitudes in the classroom (or field if outdoors).

Identify the ProblemIdentify the Problem

Page 30: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

MaterialsMaterialsPer group of 4• 1 Mylar helium‐filled balloon• 1 watch, clock, or stopwatch• Paperclips, uncooked rice, seeds, beads, or other small objects

• 1 paper cup• 3 yards of ribbon or string• Thermometer or other sensors (optional)• NOTE: Students may only use these materials for the design.

Page 31: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Criteria & ConstraintsCriteria & Constraints• Create a list of questions related to the problem.

• Criteria – a rule or principle for testing something

• Constraints – limitations

Page 32: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

RulesRules• Have students, as a class, establish rules for the experiment. –How long should it stay in place? –How high should it float? 

Page 33: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Brainstorm Possible Solutions

Brainstorm Possible Solutions

• In the groups, brainstorm and come up with several ideas. 

Page 34: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Select a DesignSelect a Design• Select one design. Pick the one you think will work best.

Page 35: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Build a ModelBuild a Model

• Build the model.• Test the model and evaluate.

• Make changes to make the design work better.

Test the ModelTest the Model

Refine the DesignRefine the Design

Page 36: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Share the SolutionShare the Solution• Share your design with the class.• What made your design work? • Did you change anything to make it work better?

Page 37: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Video SegmentsVideo Segments

Real World: Keeping the International Space Station in Orbit

Launchpad: Fluid Dynamics ‐What a 

Drag!

Page 38: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

EvaluateEvaluate• Rubric given in Design Packet guide

–Brainstorm –Generate ideas –Build the model –Test the model & evaluate–Refine the design–Share the design

Page 39: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Let’s pause forquestions 

from the audience.

Let’s pause forquestions 

from the audience.

Page 40: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Extensions and Resources

Balloon Aerodynamics

Extensions and Resources

Balloon Aerodynamics

Page 41: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

ExtensionsExtensions• Attach a data sensor to the balloon and make adjustments to make the system float. 

Page 42: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Culminating ActivityCulminating Activity• Create a “storyboard” poster that documents the evolution of the designs from initial to intermediate to final stage. 

Page 43: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Any other extension ideas?

Any other extension ideas?

• Type responses into the chat box. 

Page 44: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Let’s pause forquestions 

from the audience.

Let’s pause forquestions 

from the audience.

Page 45: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

NASA Explorer SchoolsNASA Explorer Schools• Are you part of the NASA Explorer Schools program? 

✔ Yes✖ No

Page 46: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

NASA Explorer Schools WebsiteNASA Explorer Schools Website

Sign in or sign up

Video Tutorials

explorerschools.nasa.gov

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Video Tutorials

Lesson Library

Finding the GuideFinding the Guide

Page 48: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Search

Finding the GuideFinding the Guide

Browse all lessons

Page 49: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Balloon Aerodynamics Challenge

Balloon Aerodynamics Challenge

NASA Guide

Live Seminars

Video Collection

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Video CollectionsVideo Collections

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CollaborationMaking Teaching EasyCollaborationMaking Teaching Easy

Search for:NASA Explorer Schoolson facebook.

Follow us on Twitter:@NASAExplorerSch

Page 52: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

CollaborationCollaboration

Page 53: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Get Your CreditGet Your Credit

Page 54: NES: Engineering Design: Forces and Motion— Balloon ... · 5/7/2012  · • 2 ‐4 hours –Read ... Lesson in Detail Balloon Aerodynamics. Basic Aerodynamic Forces. Basic Aerodynamic

Thanks for participating today.

[email protected]

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Thank you to the sponsor of tonight's Web Seminar:

This web seminar contains information about programs, products, and services offered by third parties, as well as links to third-party websites. The presence of a listing or such information does not constitute an endorsement by NSTA of a

particular company or organization, or its programs, products, or services.

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http://learningcenter.nsta.org

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National Science Teachers AssociationDr. Gerry Wheeler, Interim Executive DirectorZipporah Miller, Associate Executive Director

Conferences and ProgramsAl Byers, Assistant Executive Director e-Learning

LIVE INTERACTIVE LEARNING @ YOUR DESKTOP

NSTA Web SeminarsPaul Tingler, Director

Jeff Layman, Technical CoordinatorBrynn Slate, Program Coordinator