xml Terri Eros 16.02.09: Kalmar Nyckel: Using a 17th century Dutch Pinnace to Teach Physics and More Science force motion simple machines levers pulleys history social studies ancient NGSS 2017-01-17T20:57:38 PScript5.dll Version 5.2.2 2020-11-11T12:49:10-05:00 2020-11-11T12:49:10-05:00 GPL Ghostscript 8.15 force, motion, simple, machines, levers, pulleys, history, social studies, ancient, NGSS uuid:4b7e1057-cfac-48cb-b12a-58f5c99a0b3b uuid:96b52187-7927-4053-8fdd-8b141b594c91

Curriculum Unit

Kalmar Nyckel: Using a 17th century Dutch Pinnace to Teach Physics and More

Title

Author

KEY LEARNING, ENDURING UNDERSTANDING, ETC.

TerriEros

  • • Anobject’smotiondependson thesum oftheforcesactingonit.
  • • Simplemachinescanprovidemechanicaland/ordirectionaladvantageto makework(changeinmotion)easier (useless force).
  • • Buoyancyis connectedto relativedensities.Densityisthe ratio ofmassto volume.

    • ESSENTIAL QUESTION(S) for the UNIT

  • • Howcanleversandpulleysbearrangedtoprovidemechanicaladvantage?
  • • Whatistherelationshipbetweendistance,forceandmechanicaladvantage?
  • • Howdosailing shipsusewindpower?
  • • Howisdensityrelated tobuoyancy?

    • CONCEPT A

    Withleversandpulleys,mechanicaladvantageincreaseswithan increaseinthedistance overwhichworkisdone.

    ESSENTIAL QUESTIONS A

    Toachievemaximummechanicaladvantage,whereshouldthe effortforceandloadbeinrelationto thefulcrum? Usingacombinationoffixedandmoveablepulleys, whatisthe bestarrangementtomaximizemechanicalanddirectional advantages?

    VOCABULARY A

    Effortforce,load,leverarm,fulcrum,mechanicaladvantage, directionaladvantage,fixedpulley,moveablepulley

    CONCEPT B

    Thechangeinanobject’smotiondependsonthesum of theforcesand themassoftheobject

    ESSENTIAL QUESTIONS B

    Howdoesasailing shipuse thewind andwaterforpowerandstability? Howdochangesindesignaffectmotion?

    VOCABULARY B

    Forcediagram,vector,gravity,airresistance,friction,windpush, supportive force(buoyancy),coming aft,coming about

    CONCEPT C

    Todeterminebuoyancy,both weight anddensityneedtobe considered.

    ESSENTIAL QUESTIONS C

    Howcanaboatdesignbemodified toincreaseweight withoutalossofbuoyancy?

    VOCABULARY C

    Mass,weight,buoyancy,displacement,upwardthrust, density,hulldesign,volume

    ADDITIONALINFORMATION/MATERIAL/TEXT/FILM/RESOURCES

    Materials toconstructsimplelevers-binderclips,pencils,rulers Selection ofpulleysforstudentstouseinfixedand moveableconfigurations CoMPASSProject.“PulleySimulation.”University ofWisconsinhttp://www.compassproject.net/sims/pulley.html

    https://phet.colorado.edu/en/simulation/buoyancy https://app.discoveryeducation.com/learn/videos/simplemachines http://www.kalmarnyckel.org/

    “TheWayThingsWork”,“TheNewWayThingsWork”,“TheWayThingsWorkNow”allbyDavidMacaulay