Curated Video
Expanding Simple Sentences
"Expanding Simple Sentences" explores how to expand simple sentences.
Curated Video
Cosmological Amnesia
Nobel Laureate Roger Penrose muses on how, despite being aware of the potential cosmological constant for many decades, most physicists were shocked when dark energy (commonly associated with such a constant) was observationally detected.
Curated Video
In Search of an Explanation
Cosmologist Justin Khoury, University of Pennsylvania, describes the enormous disparity between the observation and theoretical prediction of the vaccuum energy, commonly regarded as the worst failure of theoretical physics, and...
Vlogbrothers
How Big is the Universe?
In which Hank explains how and why phycisists think that the univers has no edge.
Brian McLogan
How to find the radius when the area and circumference are changing at the same rate
👉 Learn how to take the derivative of a function. Learn how to find the derivative of a function using the chain rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the...
Curated Video
New Theories About the Future of the Universe: The Big Freeze, the Big Rip, and the Big Crunch
The video explores various theories proposed by scientists about the future of the universe. It explains the Big Bang theory, which suggests that the universe began from a very small and dense region and has been expanding ever since. It...
Brian McLogan
How to determine the derivative by expanding a binomial
👉 Learn how to find the derivative of a function using the power rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the derivative...
Institute for New Economic Thinking
Jan Kregel: The Continuing Risk of Derivatives
Everybody now knows the narrative of the Great Financial Recession of 2008, in particular, the impact that toxic derivatives had in terms of exacerbating the crisis. And the usual defense of those who misdiagnosed the crisis is that the...
Curated Video
The Big Bang Theory vs. Steady State Theory: Explaining the Evolution and Expansion of the Universe
The video discusses two theories that try to explain the expansion and evolution of the universe - the steady state theory and the Big Bang theory. The video covers the concept of redshift of light exhibited by galaxies moving away from...
Brian McLogan
Expanding the logarithm so that you can take the derivative
👉 Learn how to find the derivative of exponential and logarithmic expressions. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the...
PBS
Could climate change make you allergic to meat?
Thanks to climate change, disease carrying critters are expanding their ranges, and their seasons are getting longer -- meaning they have more space and more time to take a bite out of you or me.
Brian McLogan
Rectangular to polar equation conversion
Learn how to convert between rectangular and polar equations. A rectangular equation is an equation having the variables x and y which can be graphed in the rectangular cartesian plane. A polar equation is an equation defining an...
Astrum
Why is space black?
Olber's Paradox. With so many stars in the universe, why is space black and not white with light?
Catalyst University
Real Gas Behavior | The Hard Shell Model [Example #2]
In this video, we work with the Hard Shell gas mode to calculate the work done by an expanding gas. Uses integration calculus.
Curated Video
Forms of Business Growth: Organic and External Growth Explained
This video discusses the two main forms of growth for a business, organic growth and external growth. The narrator explains that organic growth happens when a business grows on its own terms, such as increasing production or opening more...
Physics Girl
Is energy always conserved?
When light passes through the universe and is redshifted by the expansion of space itself, how is energy conserved? The stretched light has a longer wavelength and therefore a lower energy. Is energy conserved? If so, where does it go?
FuseSchool
Algebraic Fractions
Algebraic fractions are simply fractions with algebraic expressions either on the top, bottom or both. We treat them in the same way as we would numerical fractions. In this video we look at how to simplify algebraic fractions, and how...
FuseSchool
Solving Algebraic Fractions
Algebraic fractions are simply fractions with algebraic expressions either on the top, bottom or both. We treat them in the same way as we would numerical fractions. In part 1 we saw how to simplify, and add and subtract algebraic...
History Hit
Ottoman Empire with Kate Fleet: The limits of Ottoman expansion
Why did the Ottoman empire stop expanding? Ottoman Empire with Kate Fleet, Part 5
Astrum
How do we know the universe is 13.8 billion years old?
How can scientists possibly know the age of the universe? Well, through a variety of factors, including redshift, the CMBR and more.
NASA
NASA’s Exoplanet Superheroes
A superhero team of space telescopes has been working tirelessly to discover exoplanets and unveil their secrets. Now, a new superhero joins the team—the James Webb Space Telescope. What will it find? Over the past few decades, a team of...
Curated Video
Overview of The Big Bang Theory and Evidence of Universal Expansion
This video provides an overview of The Big Bang Theory, which is a theory about the evolution of the universe. The narrator explains how the redshift of light emitted by galaxies that are moving away from Earth provides evidence for the...
Brian McLogan
What do I need to know to expand logarithmic expressions
👉 Learn how to condense/expand logarithmic expressions. A logarithmic expression is an expression having logarithms in it. To condense logarithmic expressions means to use the logarithm laws to reduce logarithm expressions from the...
Brian McLogan
Summary for Expanding logarithmic expressions
👉 Learn how to condense/expand logarithmic expressions. A logarithmic expression is an expression having logarithms in it. To condense logarithmic expressions means to use the logarithm laws to reduce logarithm expressions from the...