L'accélération est une grandeur physique vectorielle, appelée de façon plus précise « vecteur accélération », utilisée en cinématique pour représenter la modification affectant la vitesse d'un mouvement en fonction du temps. La grandeur champ gravitationnel inducteur (ou champ gravitationnel de Newton) prend le nom d' accélération quand elle concerne les problèmes de pure mécanique . Vérifier vos connaissances La direction de l'accélération. An object's average acceleration over a period of time is its change in velocity $${\displaystyle (\Delta \mathbf {v} )}$$ divided by the duration of the period $${\displaystyle (\Delta t)}$$. Cet article a été consulté 227 498 fois. le présent a rticle cont ien t 9 07 mots - 3 définitions - 1 1 formules. Communauté des éditeurs(rices), chercheurs et spécialistes Therefore its acceleration is 10 ÷ 5 = 2 m/s2 Deceleration, or negative acceleration, is observed when an object slows down. What Is the Acceleration Formula? {"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/a\/a3\/Calculate-Acceleration-Step-1-Version-4.jpg\/v4-460px-Calculate-Acceleration-Step-1-Version-4.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/a\/a3\/Calculate-Acceleration-Step-1-Version-4.jpg\/v4-728px-Calculate-Acceleration-Step-1-Version-4.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

<\/div>"}{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/5\/56\/Calculate-Acceleration-Step-2-Version-3.jpg\/v4-460px-Calculate-Acceleration-Step-2-Version-3.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/5\/56\/Calculate-Acceleration-Step-2-Version-3.jpg\/v4-728px-Calculate-Acceleration-Step-2-Version-3.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"
<\/div>"}{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/5\/5e\/Calculate-Acceleration-Step-3-Version-3.jpg\/v4-460px-Calculate-Acceleration-Step-3-Version-3.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/5\/5e\/Calculate-Acceleration-Step-3-Version-3.jpg\/v4-728px-Calculate-Acceleration-Step-3-Version-3.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"
<\/div>"}{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/b\/b1\/Calculate-Acceleration-Step-4-Version-3.jpg\/v4-460px-Calculate-Acceleration-Step-4-Version-3.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/b\/b1\/Calculate-Acceleration-Step-4-Version-3.jpg\/v4-728px-Calculate-Acceleration-Step-4-Version-3.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"
<\/div>"}{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/5\/5c\/Calculate-Acceleration-Step-5-Version-3.jpg\/v4-460px-Calculate-Acceleration-Step-5-Version-3.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/5\/5c\/Calculate-Acceleration-Step-5-Version-3.jpg\/v4-728px-Calculate-Acceleration-Step-5-Version-3.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"
<\/div>"}{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/9\/9b\/Calculate-Acceleration-Step-6.jpg\/v4-460px-Calculate-Acceleration-Step-6.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/9\/9b\/Calculate-Acceleration-Step-6.jpg\/v4-728px-Calculate-Acceleration-Step-6.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"
<\/div>"}{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/2\/2e\/Calculate-Acceleration-Step-7.jpg\/v4-460px-Calculate-Acceleration-Step-7.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/2\/2e\/Calculate-Acceleration-Step-7.jpg\/v4-728px-Calculate-Acceleration-Step-7.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"
<\/div>"}{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/a\/a3\/Calculate-Acceleration-Step-8.jpg\/v4-460px-Calculate-Acceleration-Step-8.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/a\/a3\/Calculate-Acceleration-Step-8.jpg\/v4-728px-Calculate-Acceleration-Step-8.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"
<\/div>"}{"smallUrl":"https:\/\/www.wikihow.com\/images_en\/thumb\/b\/b0\/Calculate-Acceleration-Step-10.jpg\/v4-460px-Calculate-Acceleration-Step-10.jpg","bigUrl":"https:\/\/www.wikihow.com\/images\/thumb\/b\/b0\/Calculate-Acceleration-Step-10.jpg\/v4-728px-Calculate-Acceleration-Step-10.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"