From 5f321de835e755edd29c564725aee64b36adcca9 Mon Sep 17 00:00:00 2001 From: Claude Meny Date: Tue, 2 Feb 2021 19:45:06 +0100 Subject: [PATCH] Update annex.fr.md --- .../instructions-for-levels/30.beyond/annex.fr.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/00.brainstorming-pedagogical-teams/45.synthesis-structuring/instructions-for-levels/30.beyond/annex.fr.md b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/instructions-for-levels/30.beyond/annex.fr.md index 57f3edcaf..a7a599a31 100644 --- a/00.brainstorming-pedagogical-teams/45.synthesis-structuring/instructions-for-levels/30.beyond/annex.fr.md +++ b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/instructions-for-levels/30.beyond/annex.fr.md @@ -83,8 +83,8 @@ Sont proposées les catégories suivantes, mais à débattre : ! A lensball is a simple physical system: a sphere of glass of refractive index $`n=1.5`$ and of radius $`R=5\;cm`$. ! ! A ball lensball is placed in front of a painting. Depending on the position of the observer or the camera, -the optical system (the sequence of simple optical elements crossed by light between the physical object -and the observed image) that forms the image differs. +! the optical system (the sequence of simple optical elements crossed by light between the physical object +! and the observed image) that forms the image differs. ! ! Observe the 3 images of the painting given by the lensball : !