
File:Gravity_gravita_grave.gif · Wikimedia Commons · See Wikimedia Commons
Acceleration is the rate at which an object's speed or direction of motion changes over time. It matters because understanding how quickly things speed up, slow down, or change direction is essential for describing motion in physics and engineering, from everyday situations like braking a car to launching spacecraft.
AI-generated from the Wikipedia summary — may contain errors.
Key facts
- Physical quantity.name
- Acceleration
- Physical quantity.image
- Gravity gravita grave.gif
- Physical quantity.symbols
- a
- Physical quantity.unit
- m/s, m·s, m s
- Physical quantity.derivations
- \mathbf{a} = \frac{d\mathbf{v
via Wikipedia infobox
Research
441,880 papers- High-Intensity Acceleration and Deceleration Demands in Elite Team Sports Competitive Match Play: A Systematic Review and Meta-Analysis of Observational Studies.Sports medicine (Auckland, N.Z.) · 2019Harper DJ, Carling C, Kiely JDOI: 10.1007/s40279-019-01170-1
- The acceleration of ageing in older patients with cancer.ReviewJournal of geriatric oncology · 2021Muhandiramge J, Orchard S, Haydon A et al.DOI: 10.1016/j.jgo.2020.09.010
- Acceleration of reaction in charged microdroplets.ReviewQuarterly reviews of biophysics · 2015Lee JK, Banerjee S, Nam HG et al.DOI: 10.1017/S0033583515000086
- Associations between epigenetic age acceleration and infertility.Human reproduction (Oxford, England) · 2022Lee Y, Bohlin J, Page CM et al.DOI: 10.1093/humrep/deac147
- [Spontaneous fibrinolysis and possibilities of its acceleration in pulmonary embolism].ReviewAngiologiia i sosudistaia khirurgiia = Angiology and vascular surgery · 2021Evlakhov VI, Poiasov IZDOI: 10.33529/ANGIO2021207
- Acceleration of neuromelanin-sensitive MRI sequences in the substantia nigra using standard MRI options.Neuroradiology · 2023van der Pluijm M, Wallert ED, Coolen BF et al.DOI: 10.1007/s00234-022-03058-w
- How muscles maximize performance in accelerated sprinting.Scandinavian journal of medicine & science in sports · 2021Pandy MG, Lai AKM, Schache AG et al.DOI: 10.1111/sms.14021
- Convolutional network denoising for acceleration of multi-shot diffusion MRI.Magnetic resonance imaging · 2024Alus O, El Homsi M, Golia Pernicka JS et al.DOI: 10.1016/j.mri.2023.10.002
via PubMed
Wikidata facts
- Subclass of
- vector quantity
- Followed by
- jerk
- Follows
- velocity
Show 8 more facts
- different from
- acceleration
- Commons category
- Acceleration
- discoverer or inventor
- Pierre Varignon
- topic's main category
- Category:Acceleration
- on focus list of Wikimedia project
- Wikipedia:Vital articles/Level/4
- recommended unit of measurement
- metres per second squared
- Stack Exchange tag
- physics.stackexchange.com/tags/acceleration
- maintained by WikiProject
- WikiProject Mathematics
Sources (6)
via Wikidata · CC0
Article · 中文
加速度是物理学中的一个物理量,是一个矢量,主要应用于经典物理当中,一般用字母表示,在国际单位制中的单位为米每二次方秒()。加速度是速度矢量對于时间的变化率,描述速度的方向和大小变化的快慢。 在经典力学中,牛顿第二定律说明了力和加速度成正比,這定律又稱為「加速度定律」。假設施加於物體的淨外力為零,則加速度為零,速度為常數,由於動量是質量與速度的乘積,所以動量守恆。在電動力學裏,呈加速度運動的帶電粒子會發射电磁辐射。
Abstract from DBpedia / Wikipedia · CC BY-SA
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