From 1ae629563c7682fa473b6c6b3d214ddfd884c72c Mon Sep 17 00:00:00 2001 From: johnruina Date: Thu, 20 Aug 2026 21:54:59 -0400 Subject: [PATCH] 2026-08-20 21:54:58: Fluids --- .obsidian/workspace.json | 66 +++++++++++++++---- biology/Biology AP Exam Tips.md | 2 +- .../Cell Structure and Function.md | 2 +- .../Cellular Energetics.md | 2 +- .../Chemistry of Life/chemistry of life.md | 2 +- chemistry/Matter and Chemical Bonding.md | 2 +- chemistry/Stoichiometry.md | 2 +- chemistry/chemical reactions.md | 2 +- chemistry/periodic table.md | 2 +- chemistry/polyatomic ions.md | 2 +- literacy/buzzwords.md | 2 +- literacy/fallacies.md | 2 +- math/algebra.md | 2 +- math/calculus.md | 2 +- math/game theory.md | 2 +- math/linear algebra.md | 2 +- math/matrices.md | 2 +- math/probability.md | 2 +- math/quadratics.md | 2 +- math/vectors.md | 2 +- medical/classes of drugs.md | 2 +- physics/Fluids/Fluid and Newton Laws.md | 1 + .../Fluids/Internal Structure and Density.md | 9 +++ physics/Fluids/Pressure.md | 12 ++++ 24 files changed, 96 insertions(+), 32 deletions(-) create mode 100644 physics/Fluids/Fluid and Newton Laws.md create mode 100644 physics/Fluids/Internal Structure and Density.md create mode 100644 physics/Fluids/Pressure.md diff --git a/.obsidian/workspace.json b/.obsidian/workspace.json index db8e98b..b1a8596 100644 --- a/.obsidian/workspace.json +++ b/.obsidian/workspace.json @@ -511,9 +511,51 @@ "icon": "lucide-file", "title": "ROOT" } + }, + { + "id": "01ba192687a43995", + "type": "leaf", + "state": { + "type": "markdown", + "state": { + "file": "Physics/Fluids/Internal Structure and Density.md", + "mode": "source", + "source": false + }, + "icon": "lucide-file", + "title": "Internal Structure and Density" + } + }, + { + "id": "fc5f884080e150e3", + "type": "leaf", + "state": { + "type": "markdown", + "state": { + "file": "Physics/Fluids/Pressure.md", + "mode": "source", + "source": false + }, + "icon": "lucide-file", + "title": "Pressure" + } + }, + { + "id": "0e10bd364b1926ce", + "type": "leaf", + "state": { + "type": "markdown", + "state": { + "file": "Physics/Fluids/Fluid and Newton Laws.md", + "mode": "source", + "source": false + }, + "icon": "lucide-file", + "title": "Fluid and Newton Laws" + } } ], - "currentTab": 35 + "currentTab": 38 }, { "id": "25da4f0a48a8e7cd", @@ -698,10 +740,19 @@ "obsidian-excalidraw-plugin:New drawing": false } }, - "active": "f0e8003a7c9712b5", + "active": "0e10bd364b1926ce", "lastOpenFiles": [ - "Physics/Physics.md", + "Physics/Fluids/Pressure.md", + "Physics/Fluids/Fluid and Newton Laws.md", + "Physics/Fluids/Internal Structure and Density.md", "Physics/Fluids/Fluids.md", + "Biology/Biology.md", + "Chemistry/Chemistry.md", + "Literacy/Literacy.md", + "Math/Math.md", + "Medical/Medical.md", + "ROOT.md", + "Physics/Physics.md", "Physics/Oscillations/Energy of Simple Harmonic Oscillators.md", "Physics/Fluids", "Physics/Oscillations/Representing and Analyzing SHM.md", @@ -718,17 +769,8 @@ "Physics/Linear Momentum/Linear Momentum.md", "Physics/Linear Momentum/Change in Linear Momentum and Impulse.md", "Physics/Linear Momentum/Conservation of Linear Momentum.md", - "Physics/Torque and Rotational Dynamics/Rotational Inertia.md", - "Physics/Torque and Rotational Dynamics/Rotational Kinematics.md", - "Physics/Torque and Rotational Dynamics/Torque.md", - "Physics/Torque and Rotational Dynamics/Torque and Rotational Dynamics.md", - "Physics/Torque and Rotational Dynamics/Connecting Linear and Rotational Motion.md", - "Physics/Torque and Rotational Dynamics/Rotational Equilibrium and Newton's First Law in Rotational Form.md", - "Physics/Torque and Rotational Dynamics/Newton's Second Law in Rotational Form.md", "Physics/Oscillations", - "Tasks.md", "Physics/Torque and Rotational Dynamics", - "Physics/Work Energy and Power/Translational Kinetic Energy.md", "Assets/Pasted image 20260819112153.png", "Physics/Linear Momentum", "Biology/Cellular Energetics", diff --git a/biology/Biology AP Exam Tips.md b/biology/Biology AP Exam Tips.md index da10ba7..87aeab8 100644 --- a/biology/Biology AP Exam Tips.md +++ b/biology/Biology AP Exam Tips.md @@ -1,2 +1,2 @@ -[[biology]] +[[Biology]] * In the exam, always connect an organelle to a specific function \ No newline at end of file diff --git a/biology/Cell Structure and Function/Cell Structure and Function.md b/biology/Cell Structure and Function/Cell Structure and Function.md index e544e30..265aadf 100644 --- a/biology/Cell Structure and Function/Cell Structure and Function.md +++ b/biology/Cell Structure and Function/Cell Structure and Function.md @@ -1,4 +1,4 @@ -[[biology]] +[[Biology]] Cell structure and function boils down to the idea that each subcellular component has a structure that supports a singular job. diff --git a/biology/Cellular Energetics/Cellular Energetics.md b/biology/Cellular Energetics/Cellular Energetics.md index f70e23d..2356428 100644 --- a/biology/Cellular Energetics/Cellular Energetics.md +++ b/biology/Cellular Energetics/Cellular Energetics.md @@ -1 +1 @@ -[[biology]] \ No newline at end of file +[[Biology]] \ No newline at end of file diff --git a/biology/Chemistry of Life/chemistry of life.md b/biology/Chemistry of Life/chemistry of life.md index f97ad66..b89590b 100644 --- a/biology/Chemistry of Life/chemistry of life.md +++ b/biology/Chemistry of Life/chemistry of life.md @@ -1 +1 @@ -[[biology]] +[[Biology]] diff --git a/chemistry/Matter and Chemical Bonding.md b/chemistry/Matter and Chemical Bonding.md index 093d75f..dd14339 100644 --- a/chemistry/Matter and Chemical Bonding.md +++ b/chemistry/Matter and Chemical Bonding.md @@ -1 +1 @@ -[[chemistry]] \ No newline at end of file +[[Chemistry]] \ No newline at end of file diff --git a/chemistry/Stoichiometry.md b/chemistry/Stoichiometry.md index f425da4..079866f 100644 --- a/chemistry/Stoichiometry.md +++ b/chemistry/Stoichiometry.md @@ -1,4 +1,4 @@ -[[chemistry]] +[[Chemistry]] **"calculation of relative quantities of reactants and products in chemical reactions"** diff --git a/chemistry/chemical reactions.md b/chemistry/chemical reactions.md index 93532c2..48e5ca0 100644 --- a/chemistry/chemical reactions.md +++ b/chemistry/chemical reactions.md @@ -1,4 +1,4 @@ -[[chemistry]] +[[Chemistry]] **main types** synthesis diff --git a/chemistry/periodic table.md b/chemistry/periodic table.md index ea2c13e..417f406 100644 --- a/chemistry/periodic table.md +++ b/chemistry/periodic table.md @@ -1,4 +1,4 @@ -[[chemistry]] +[[Chemistry]] periods are rows groups are columns \ No newline at end of file diff --git a/chemistry/polyatomic ions.md b/chemistry/polyatomic ions.md index 4b1717d..9ae972c 100644 --- a/chemistry/polyatomic ions.md +++ b/chemistry/polyatomic ions.md @@ -1,4 +1,4 @@ -[[chemistry]] +[[Chemistry]] **"a charged chemical species composed of two or more atoms covalently bonded or of a metal complex, that can be considered to be acting as a single unit" diff --git a/literacy/buzzwords.md b/literacy/buzzwords.md index 01b419c..36e8994 100644 --- a/literacy/buzzwords.md +++ b/literacy/buzzwords.md @@ -1,4 +1,4 @@ -[[literacy]] +[[Literacy]] really buzzy buzzwords praxis - implementation of a theory diff --git a/literacy/fallacies.md b/literacy/fallacies.md index d77ab39..7115c2e 100644 --- a/literacy/fallacies.md +++ b/literacy/fallacies.md @@ -1,4 +1,4 @@ -[[literacy]] +[[Literacy]] things you use in an argument with no bearing to logic or the argument ad hominem - insulting the other guy diff --git a/math/algebra.md b/math/algebra.md index 6747308..0a2a17f 100644 --- a/math/algebra.md +++ b/math/algebra.md @@ -1,4 +1,4 @@ -[[math]] +[[Math]] basically just the comedically easy stuff like what do i even write here it's all too easy \ No newline at end of file diff --git a/math/calculus.md b/math/calculus.md index 8187b01..73edc57 100644 --- a/math/calculus.md +++ b/math/calculus.md @@ -1,4 +1,4 @@ -[[math]] +[[Math]] basically just the hard stuff fundamental theorem of calculus![[Pasted image 20260816065000.png]]![[Pasted image 20260816065016.png]] \ No newline at end of file diff --git a/math/game theory.md b/math/game theory.md index a3c1c7a..f3bea07 100644 --- a/math/game theory.md +++ b/math/game theory.md @@ -1,4 +1,4 @@ -[[math]] +[[Math]] # different types of games diff --git a/math/linear algebra.md b/math/linear algebra.md index 975a929..8177961 100644 --- a/math/linear algebra.md +++ b/math/linear algebra.md @@ -1,4 +1,4 @@ -[[math]] +[[Math]] [[vectors]] [[matrices]] diff --git a/math/matrices.md b/math/matrices.md index 66d08dd..556b1c4 100644 --- a/math/matrices.md +++ b/math/matrices.md @@ -1,4 +1,4 @@ -[[math]] +[[Math]] basically arrays of arrays diff --git a/math/probability.md b/math/probability.md index 85a72a1..98a0c7d 100644 --- a/math/probability.md +++ b/math/probability.md @@ -1 +1 @@ -[[math]] +[[Math]] diff --git a/math/quadratics.md b/math/quadratics.md index 234cd7c..955e16a 100644 --- a/math/quadratics.md +++ b/math/quadratics.md @@ -1,4 +1,4 @@ the stupidly easy stuff -[[math]] +[[Math]] basically just ^2 shit diff --git a/math/vectors.md b/math/vectors.md index f204294..0eb8a8c 100644 --- a/math/vectors.md +++ b/math/vectors.md @@ -1,2 +1,2 @@ -[[math]] +[[Math]] basically just the easy stuff diff --git a/medical/classes of drugs.md b/medical/classes of drugs.md index bc43f86..c8d1ad4 100644 --- a/medical/classes of drugs.md +++ b/medical/classes of drugs.md @@ -1,4 +1,4 @@ -[[medical]] +[[Medical]] ### Therapeutic class Analgesics - pain relievers (opiods,nsaids) Antibiotics/Antimicrobial - treat bacterial and fungal infections diff --git a/physics/Fluids/Fluid and Newton Laws.md b/physics/Fluids/Fluid and Newton Laws.md new file mode 100644 index 0000000..568cc25 --- /dev/null +++ b/physics/Fluids/Fluid and Newton Laws.md @@ -0,0 +1 @@ +[[Fluids]] \ No newline at end of file diff --git a/physics/Fluids/Internal Structure and Density.md b/physics/Fluids/Internal Structure and Density.md new file mode 100644 index 0000000..3ccbc08 --- /dev/null +++ b/physics/Fluids/Internal Structure and Density.md @@ -0,0 +1,9 @@ +[[Fluids]] + +# Summary +* Fluids are substances with no fixed shape. +* Density: $p=m/V$ +* Difference between states of matter is how strongly their particles interact. +* Object floats when density is less than surrounds density. +* Ideal fluid has no viscosity and is incompressible. +* Density changes with temperature and pressure. \ No newline at end of file diff --git a/physics/Fluids/Pressure.md b/physics/Fluids/Pressure.md new file mode 100644 index 0000000..b778721 --- /dev/null +++ b/physics/Fluids/Pressure.md @@ -0,0 +1,12 @@ +[[Fluids]] +Pressure is perpendicular force acting on a surface divided by area. + +# Summary +* $P=\frac{F_\perp}{A}$ +* Scalar. +* Incompressible fluids keep constant density and volume when pressure changes. +* $P=P_0+pgh$ +* At the fluid surface h is 0. +* Measured in pascals (1 Pa = N/m^2) +# Absolute vs Gauge Pressure +Absolute pressure is total pressure: $P=P_0+pgh$, where $P_0$ is a reference pressure such as atmospheric pressure ($P_{atm}$) and gauge pressures is $pgh$. Positive gauge pressure means above atmospheric, negative means below. \ No newline at end of file