[{"data":1,"prerenderedAt":282},["ShallowReactive",2],{"project-22574441":3},{"id":4,"name":5,"line":6,"line_source":7,"title":8,"url":9,"domain":10,"maker":11,"posted_at":12,"year":13,"points":14,"comments":15,"rank_in_year":16,"shown_in_year":17,"top":18,"tier":19,"category":20,"subcategory":21,"format":22,"keywords":23,"reception":29,"sentiment":30,"stance_mix":31,"scored_comments":36,"aspects":37,"strip":45,"post_text":46,"what":47,"said":78,"maker_in_thread":173,"shape":181,"grid":184,"attempts":245,"same_week":246,"maker_shows":39,"maker_hidden":274,"reader_version":275,"card":276},"22574441","physics","Simulation-based high school physics course notes","title","Show HN: Simulation-based high school physics course notes","https:\u002F\u002Flandgreen.github.io\u002Fphysics\u002Findex.html","landgreen.github.io","lilgreenland",1584183676,2020,295,27,141,3028,5,"legend","learning_science","physics course notes","web_app",[24,25,26,27,28],"physics notes","high school physics","physics simulations","worked examples","relativity explorable","mixed",0.227,{"positive":32,"neutral":33,"mixed":34,"critical":35},6,4,2,3,15,{"docs":38,"idea":40,"execution":42,"design":43,"performance":44},{"positive":39,"critical":39},1,{"positive":39,"critical":41},0,{"positive":39,"critical":41},{"positive":39,"critical":39},{"positive":41,"critical":39},[18,41,41,41,35,41,41,41,18,18,35,41,39,41,18,41,35,41,35,41,41,18,39,18,35,39,35],null,{"problem":48,"audience":59,"pricing":46,"motivation":70,"time_to_build":46,"stack":75,"openness":76,"stage":77,"team_size":76},{"value":49,"source":50,"evidence":51},"Lacks clear, example-rich, simulation-based high school physics explanations","commenter",[52,56],{"id":53,"by":54,"text":55},"22587923","theLotusGambit","I feel like this page really nails down the key feature that makes great STEM notes: lots and lots of examples. And they're fully worked out too, showing all steps from formula…",{"id":57,"by":11,"text":58},"22574485","I posted this 2 years ago. https:\u002F\u002Fnews.ycombinator.com\u002Fitem?id=17178031 The advice I got from Hacker News was really useful last time. With the switch to online learning I'm…",{"value":60,"source":50,"evidence":61},"High school physics students and physics teachers",[62,65,66],{"id":63,"by":11,"text":64},"22588025","Thanks, In the physics class I teach we go through the examples from the notes. Then, we follow up with real world labs and engineering projects to make it even more concrete. I…",{"id":57,"by":11,"text":58},{"id":67,"by":68,"text":69},"22589532","0xb100db1ade","Used this to get a perfect score on SAT Physics. Thank you, Landgreen!",{"value":71,"source":72,"evidence":73},"Help fellow physics teachers during the switch to online learning","maker",[74],{"id":57,"by":11,"text":58},[],"unknown","launched",{"praise":79,"objections":95,"requests":117,"questions":135,"alternatives":150},[80,84,91],{"value":81,"source":50,"evidence":82},"Lots of worked examples with every step shown",[83],{"id":53,"by":54,"text":55},{"value":85,"source":50,"evidence":86},"Relativity train demo explains frames of reference well",[87],{"id":88,"by":89,"text":90},"22589253","gitgud","I love the train demo for general & special relativity, they intuitively explain the theories from frames of reference (ground\u002Ftrain). This helped me instantly understand the 2…",{"value":92,"source":50,"evidence":93},"Helped a user earn a perfect SAT Physics score",[94],{"id":67,"by":68,"text":69},[96,103,110],{"value":97,"source":50,"evidence":98},"Equation formatting is centered and hard to read",[99],{"id":100,"by":101,"text":102},"22589841","ivan_ah","The depth and breadth of topics and examples is amazing. Well done! My only nitpick would be the formatting of some of the equations. Instead of ``` $$ E = hf $$ $$ E = (6.626…",{"value":104,"source":50,"evidence":105},"Shared-link title is not descriptive and no cover image",[106],{"id":107,"by":108,"text":109},"22592413","stared","First and foremost - it is awesome! Though, when I tried to share it on social media, but the title is not too descriptive (\"Physics notes\") and there is no cover picture.",{"value":111,"source":50,"evidence":112},"Some animations move on iOS while scrolling",[113],{"id":114,"by":115,"text":116},"22591227","maxmunzel","Great Work! One thing I noticed was that some Animations (Conductivity and Relative Rockets) move on iOS while scrolling. Others (Orbits, Spring-Mass System and Gravity) work…",[118,124,128],{"value":119,"source":50,"evidence":120},"Connect chapters to hands-on experiments using phyphox data",[121],{"id":122,"by":101,"text":123},"22589570","> follow up with real world labs I wonder if you could connect various chapters in the notes with hands on experiments people could try based on data collected from…",{"value":125,"source":50,"evidence":126},"Turn examples into self-test quizzes",[127],{"id":100,"by":101,"text":102},{"value":129,"source":50,"evidence":130},"Add college chemistry notes",[131],{"id":132,"by":133,"text":134},"22593440","flowersjeff","Awesome... Looking for College Chemistry... Would greatly appreciate.",[136,143],{"value":137,"source":50,"evidence":138},"Does the photon speed in the relativity train example conflict with v+c?",[139],{"id":140,"by":141,"text":142},"22589876","westurner","What an excellent resource! https:\u002F\u002Flandgreen.github.io\u002Fphysics\u002Fnotes\u002Frelativity\u002Fspecial\u002F The speed of the photons from the headlights on a moving vehicle is not…",{"value":144,"source":50,"evidence":145},"Do photons really spin, or is polarisation a combination effect?",[146],{"id":147,"by":148,"text":149},"22595990","Chris2048","Maybe I'm wrong, but whenever I look up the topic there seems to be contradictory information. Maybe the latest in QM is too new to be stable? For ppl in the know, here is a…",[151,161,165,169],{"value":152,"source":50,"evidence":153},"5 Min Physics from UQ",[154,158],{"id":155,"by":156,"text":157},"22589240","pdm55","Well done. Two small things I have loved when I came across them: 5 Min Physics from UQ (PHYS1171)…",{"id":159,"by":156,"text":160},"22589718","Note that there are other \"5 min Physics\" explanations and demos from UQ: https:\u002F\u002Fteaching.smp.uq.edu.au\u002Ffiveminutephysics\u002Findex.html",{"value":162,"source":50,"evidence":163},"phyphox",[164],{"id":122,"by":101,"text":123},{"value":166,"source":50,"evidence":167},"Newton's Cannon simulation by Schroeder",[168],{"id":155,"by":156,"text":157},{"value":170,"source":50,"evidence":171},"GeoGebra",[172],{"id":155,"by":156,"text":157},{"comments":174,"answered":35,"key":175},7,[176,177,178],{"id":63,"text":64},{"id":57,"text":58},{"id":179,"text":180},"22591692","thanks for the ideas Originally, I tried aligning the equations to the equal signs, but it increased the display width by about 30%. 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