Archimedes’ Principle Explained: Why You Float or Sink While Diving | SCUBA SCIENCE 20

In this episode of Scuba Science, we explain the physics of buoyancy using Archimedes’ Principle and real scuba diving examples. 🎥 Supported by Divevolk We film many of our underwater shots using the Divevolk smartphone housing. Get a discount by using this link to support the DiveSAGA channel: https://www.divevolkdiving.com/en-th?sca_ref=8772532.He9nYZvrJm 🎙️ Follow and Listen to the DiveSAGA Dive Debrief Podcast 🟢 Spotify: https://open.spotify.com/show/1iTLkmYKdCeqUdGxj2XmVr 🟥 YouTube: https://youtube.com/playlist?list=PL5B1LUo_dNKT1h-7FhN6eoHpHy93s7L-F&si=RIgXlT3o23QPMgIt Why do metal ships float but metal coins sink? Why does adding a small amount of air to your BCD make you rise? And why does buoyancy change with depth? You’ll learn: ✔️ What Archimedes’ Principle really means ✔️ How buoyancy works in fresh water vs salt water ✔️ Why your BCD controls your lift ✔️ How depth changes buoyancy (Boyle’s Law) ✔️ Why wetsuits affect weighting ✔️ How to calculate neutral buoyancy ✔️ Why proper weighting matters in scuba diving We use simple numbers and real diving scenarios to show that buoyancy isn’t magic — it’s just displaced water and physics. This video is perfect for: • scuba divers • dive students • dive instructors • anyone who wants to truly understand buoyancy • physics and diving enthusiasts 📌 Topics covered: Archimedes’ Principle Scuba diving buoyancy Neutral buoyancy BCD physics Boyle’s Law Wetsuit buoyancy Fresh water vs salt water diving Dive weighting explained ⌚ These are the Chapters: 00:00 Introduction 01:01 What is Archimedes' Principle? 03:00 The Math in Fresh Water 04:45 DiveVolk Underwater Housings 05:35 The Math in Salt Water 07:15 Why a BCD works 09:53 Why Weighting Affects Buoyancy 10:47 Conclusion Join this channel to support our SCUBA productions and get access to perks: https://www.youtube.com/channel/UCkADALL6YXv8sMv2JCO8sXw/join DiveSAGA ✨ All Access Members get: 🔊 Member shout-outs 🚩 Production Photos and status updates 🎶 Access to the DiveSAGA Soundtrack 🧪 Access to the SCUBA SCIENCE scripts 📄 Acces To DEEP DIVE Exclusive videos Please visit my website to get more information: http://www.divesaga.com/ 🔔𝐃𝐨𝐧'𝐭 𝐟𝐨𝐫𝐠𝐞𝐭 𝐭𝐨 𝐬𝐮𝐛𝐬𝐜𝐫𝐢𝐛𝐞 𝐭𝐨 𝐦𝐲 𝐜𝐡𝐚𝐧𝐧𝐞𝐥 𝐟𝐨𝐫 𝐦𝐨𝐫𝐞 𝐮𝐩𝐝𝐚𝐭𝐞𝐬. https://www.youtube.com/@DiveSAGA/?sub_confirmation=1 ✅ Important Links to Follow 📰 Read SAGA MAGAZINE https://www.divesaga.com/magazine 📖 Get the BOOK "Career in SCUBA" https://amzn.to/32kpaja 🔗 Stay Connected With Me. Facebook: http://www.facebook.com/divesaga Instagram: http://www.instagram.com/divesaga TikTok: https://www.tiktok.com/@divesaga Website: http://www.divesaga.com/ 📩 For business inquiries: info@divesaga.com ============================= 🎬Suggested videos for you: ▶️ https://youtu.be/Tj7atB9hllc ▶️ https://youtu.be/hLb7Yx23VTQ ▶️ https://youtu.be/TiLmFTtY6C4 ▶️ https://youtu.be/9z8W5Sox3_A ▶️ https://youtu.be/6x1k0Vw1LX0 ▶️ https://youtu.be/G3cY0QT2cSE ▶️ https://youtu.be/PnFPiF_g2QI ▶️ https://youtu.be/Oe3OlP6Z8-s ▶️ https://youtu.be/RljqOptI0HM ▶️ https://youtu.be/6FbJCPFEVVA ▶️ https://youtu.be/AEQY2Re4Bpk ▶️ https://youtu.be/b3kQ17JCR6w ▶️ https://youtu.be/3syjvLOaz5M ▶️ https://youtu.be/JEptbzSKCxY ▶️ https://youtu.be/QhbRgP2RIWc ================================= ✅ About Dive SAGA - Scuba diving. Welcome to Dive SAGA, your destination for world-class scuba diving adventures and education. Led by award-winning SCUBA instructor trainer Nick Derutter, this channel explores the depths of our planet through the lens of history, science, and travel. From cave diving, technical and wreck diving to ice diving and more, Dive SAGA is built for passionate divers. Whether you're a beginner dreaming of your first dive or an experienced diver looking to refine your skills, you'll find value in every episode. Dive SAGA features expert equipment reviews, career insights for aspiring dive professionals, and immersive footage from some of the world’s most breathtaking underwater locations. For Business inquiries, please use the contact information below: 📩 Email: info@divesaga.com 🔔 Love scuba diving, shipwrecks, and deep-sea adventures? Hit subscribe for expert tips, gear reviews, breathtaking footage, and epic dive stories. https://www.youtube.com/@DiveSAGA/?sub_confirmation=1