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在第二章中，我们学习了Budyko的能量平衡气候模型（Simple Energy Balance Climate Model），并用此模型来讨论了存在冰雪线的情况下，气候系统的稳定性问题。冰雪线的南北移动会引起行星反照率及热量的动力 ...

# [[Simple energy balance climate model]] [Due: 2010.10.25] ([http://lamda.nju.edu.cn/yinyt/n # [[Energy cycle and E-P flux]] [Due: 2010.12.22] (See Assign3 for sample figures) ...

[[Star]]<nowiki/>s, [[Galaxy|galaxies]] and other objects emit energy in the form of [[radiation]]. It is [[Measurement|measure]]<nowiki/>d in [[ ...

...ve out [[energy]]. These are [[exothermic reaction]]s. In other reactions, energy is taken in. These are [[endothermic reaction]]s. ...

...frequency [[angular momentum]]) and the highest (''i.e.'', zero) potential energy (zero&#8209;frequency angular momentum).]] ...ous and Metamorphic Petrology]. John Wiley & Sons, 2013, p. 21. "Potential energy can be equated with the amount of work required to move a body from one po ...

It must have finite energy. ...

A '''water turbine''' is a rotary [[engine]] that takes energy from moving water. ...d for [[electric power]] generation. They harness a clean and [[renewable energy]] source. ...

# [[Assignment 2, Fall 2023|Simple energy balance climate model]] [Due:2023.11.2] [[Namelist_Assignment_2_2023|上交作业人员 *能量和水汽循环 (Angular momentum, energy and water vapor)（2课时） ...

# [[Assignment 2, Fall 2019|Simple energy balance climate model]] [Due:2019.10.23] *能量和水汽循环 (Angular momentum, energy and water vapor)（2课时） ...

...]] that contain an [[electric field]] and a [[magnetic field]] and carry [[energy]]. They travel at the [[speed of light]].<ref>This is always defined as the ...differ in [[wavelength]], [[frequency]] and [[Quantum mechanics|quantum]] energy. ...

# [[Assignment 2, Fall 2022|Simple energy balance climate model]] [Due:2022.10.27<font color="red"> extended to 2022. *能量和水汽循环 (Angular momentum, energy and water vapor)（2课时） ...

The '''Planck constant''' ('''Planck's constant''') links the amount of [[energy]] a [[photon]] carries with the [[frequency]] of its [[electromagnetic wave ...nck constant has [[dimensional analysis|dimensions]] of physical action: [[energy]] multiplied by [[time]], or [[momentum]] multiplied by [[distance]]. In [[ ...

# [[Assignment 2, Fall 2021|Simple energy balance climate model]] [Due:2021.11.4][http://tcs.nju.edu.cn/yzhang/Assign *能量和水汽循环 (Angular momentum, energy and water vapor)（2课时） ...

== Mass, energy and momentum == In special relativity, the [[momentum]] <math>p</math> and the total [[energy]] <math>E</math> of an object as a function of its [[mass]] <math>m</math> ...

# [[Assignment 2, Fall 2020|Simple energy balance climate model]] [Due:2020.11.25] [[Namelist_Assignment2_2020|上交作业人员 *能量和水汽循环 (Angular momentum, energy and water vapor)（2课时） ...

# [[Assignment 2, Fall 2019|Simple energy balance climate model]] [Due:2019.10.23] <font color="red" size="1.5">[Exte *能量和水汽循环 (Angular momentum, energy and water vapor)（2课时） ...

*角动量、能量和水汽循环 (Angular momentum, energy and water vapor)（3课时） ...

...=9780435046736|page=59}}</ref> Greenhouse gases trap [[Thermal energy|heat energy]]. Greenhouse gases change the [[climate]] and [[weather]] on our [[planet] Carbon dioxide is an end product in organisms that obtain energy from breaking down sugars, fats and [[amino acid]]s with [[oxygen]] as part ...

...[photon]]s. Photons are like packets. Each one has a certain little bit of energy. ...a '[[wavelength]].' Each photon carries a certain amount, or 'quantum', of energy depending on its wavelength. ...

...). Certain branches of [[physics]] such as [[quantum physics]] and [[high energy physics]] use ''i'' as often as they use any other regular number. Many e ...