Math Open Reference
Math Open Reference: Continuity: A Formal Approach
Learn about continuity with this helpful reference tool. Provides a detailed definition and examples that enhance further explanation. Includes links to related topics.
US House of Representatives
History, Art, and Archives: Us House of Representatives: Change and Continuity
Women began to be appointed to more prestigious positions in Congress during the Roosevelt administration. Eleanor Roosevelt campaigned for women running for Congress which had never been done by a First Lady. Continue to read the...
Other
Usa: Chapter 1: Continuity and Change
Chapter 1 of Department of State e-book on how the American economy works. This chapter provides an introduction to the content and overview of subsequent chapters.
Rutherford B. Hayes Presidential Library & Museum
United States Indian Policy During the Late 19th Century: Change and Continuity
By the 1890's, the status of Indian people seemed to validate Frederick Jackson Turner's claim that "the frontier has gone, and with its going has closed the first period of American history." Natives ceased to threaten the Republic...
Simon Fraser University
Chem1 Virtual Textbook: Spectra and Interaction of Light and Matter
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses continuous spectra and line spectra using examples and charts to assist in the understanding.
Lawrence Berkeley National Laboratory
Berkeley Lab: Continuous Electron Beam
A diagram of the Thomas Jefferson National Accelerator Facility in Newport News, Virginia.
University of Glasgow
Steps Statistics Glossary: Discrete Random Variable
An overview of the term "discrete random variable." The site continues with the definition "continuous random variable" so that the user may compare the two.
University of Glasgow
Steps Statistics Glossary: Random Variable
Describes random variable and briefly mentions the two types of random variables: discrete and continuous.
Paul Dawkins
Paul's Online Notes: Computing Limits: Practice Page
Practice exercise reviews how to compute limits using the limit properties. Also practices computing limits of piecewise functions and use of the Squeeze Theorem.
Simon Fraser University
Chem1 Virtual Textbook: Physical Significance of the Wave Function
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses the wave function in relation to orbitals and continual waves.
Texas Education Agency
Texas Gateway: Atomic and Molecular Explanation of Pressure and Temperature
We gain a better understanding of pressure and temperature from the kinetic theory of gases, which assumes that atoms and molecules are in continuous random motion. Learn more about Kinetic Theory with the following detailed resource...
OpenStax
Open Stax: Anatomy & Physiology: An Overview of the Endocrine System
Find out about the types of intercellular communication, their importance, mechanisms, and effects. Then continue on to the next sections to learn about hormones, the different endocrine glands, the organs with secondary endocrine...
University of Glasgow
Steps Statistics Glossary: Normal Distribution
Overview of normal distribution, including the normal distribution model, the probability density function, and standard normal distribution. The parameters for "normal" distribution are provided.
Brown University
Brown University: Seeing Theory
This resource provides interactive visualizations of probability concepts. Covers basic probability, compound probability, probability distributions, frequentist inference, Bayesian inference, and regression analysis. The authors are...
US Census Bureau
Us Census Bureau: American Community Survey
The American Community Survey uses demographic data to enable the government and communities make important decisions.
US Department of State
U.s. Dept. Of State: Afghanistan: International Religious Freedom Report
Essay on the status of religious freedom in Afghanistan as of 2001. The repression practiced by the Taliban is described in detail. A note at the end explains that the most up-to-date information is not available as there has been no...
Khan Academy
Khan Academy: Ap Us History History Unit: Period 6: 1865 1898: Unit Test
This unit practice test from Khan Academy covers Period 6: 1865-1898 in American History. Western expansion, the Gilded Age, and the "New South" are components of this unit test. This resource is designed as a review for the AP US...
Cornell Lab of Ornithology
Habitat Network: Amazing Animals That Use Vernal Pools
Find out about species that use vernal pools for reproduction and continuity of life.
Mathigon
Mathigon: Graphs and Networks: The Bridges of Konigsberg
This lesson focuses on developing a way to cross all 7 Bridges of Konigsberg without crossing any of them more than once. Euler discovered it was impossible, but he developed the idea of using graph theory to determine if it would be...
Friesian School
Proceedings of the Friesian School/the Quantacized Atom
A very lengthy page from friesian.com discussing Bohr's theory of electronic energy levels and the explanation of commonly observed atomic emission line spectra. The concept of a photon and Einstein's observation of the photoelectric...
Palomar Community College District
Palomar College: Early Modern Homo Sapiens
An easy-to-understand article traces the origins of modern humans through the use of a simple graph. Various models of migration are also discussed.
Paul Dawkins
Paul's Online Notes: The Definition of the Limit: Practice Problems
Practice exercise provides problems that review limits including how to use the definition to compute a limit.
NASA
Nasa: Ocean Motion: Wind Driven Surface Currents: Upwelling and Downwelling
Explains what upwelling and downwelling of ocean currents are, and the impact of Ekman transport and the Coriolis effect on current movement as well as where they occur. The effects of upwelling and downwelling on water temperature and...
Shodor Education Foundation
Shodor Interactivate: Skew Distribution
Change the median and standard deviation of an automatically generated normal distribution to create a skewed distribution, allowing you to observe properties like what it means for the mean, median, and mode to be different.