From 5db8f71cff07bea35e3a40c9f8c1be7bfb7841c6 Mon Sep 17 00:00:00 2001 From: arc Date: Fri, 29 Aug 2025 14:10:24 -0600 Subject: [PATCH] vault backup: 2025-08-29 14:10:24 --- education/physics/PHYS2210/Unit 1.md | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/education/physics/PHYS2210/Unit 1.md b/education/physics/PHYS2210/Unit 1.md index 51a705f..4d7d1a8 100644 --- a/education/physics/PHYS2210/Unit 1.md +++ b/education/physics/PHYS2210/Unit 1.md @@ -1,4 +1,4 @@ -Motion in a straight line is one dimensionial. +Motion in a straight line is one dimensional. Kinematics or the physics of motion has 4 noteworthy parameters: time ($t$), position ($x$), velocity ($v$), and acceleration ($a$). @@ -14,3 +14,7 @@ Average velocity over a time interval $\Delta t$ is defined to be: **the displac $$ \bar{v} = \dfrac{\text{final position-initial position}}{\text{final time - initial time}} = \dfrac{x_2 - x_1}{t_2 - t_1} = \dfrac{\Delta x}{\Delta t}$$ **Speed (m/s)** is defined to be the total distance traveled divided by the time taken. Speed and velocity are *not the same*. + + +$$ v_{\text{instant}} = v = \lim_{\Delta t \to 0}\frac{\Delta x}{\Delta t} = \frac{dx}{dt}$$ +- $x(t)$ -> position as a function of time \ No newline at end of file