From f1f2d538216ca2afa67777cb95d5eddb7715e6f2 Mon Sep 17 00:00:00 2001 From: arc Date: Fri, 5 Sep 2025 20:35:21 -0600 Subject: [PATCH] vault backup: 2025-09-05 20:35:21 --- education/physics/PHYS2210/Unit 1.md | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/education/physics/PHYS2210/Unit 1.md b/education/physics/PHYS2210/Unit 1.md index f1a884e..aaa2972 100644 --- a/education/physics/PHYS2210/Unit 1.md +++ b/education/physics/PHYS2210/Unit 1.md @@ -30,10 +30,9 @@ $$a_{\text{instant}} = a = \frac{dv}{dt} = \frac{d}{dt} \frac{dx}{dt} = \frac{d^ 3. $x = x_0 + v_0 t + \frac{1}{2} a t^2$ - Use when missing $v$ 4. $v^2 = v_0^2 + 2a(x - x_0)$ - Use when missing $t$ - -Kinematics problems have a *start* and an *end* of the motion. - -| Initial | Final | +(Actually useful equations) +$$ t = \frac{v_f - v_i}{a} $$ +$$s = v_it + \frac{1}{2}at^2 $$ | -------------- | ----- | | $t_0$ | $t$ | | $v_0$ | $v$ |