NASA
Unraveling the Mysteries of Dark Energy with NASA's WFIRST
Scientists have discovered that a mysterious pressure dubbed "dark energy" makes up about 68 percent of the total energy content of the cosmos, but so far we don't know much more about it. Exploring the nature of dark energy is one of...
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Algebra - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Curated Video
Expanding the Equation of a Circle: Finding the Center and Radius
The video discusses how to expand and interpret the equation of a circle. The presenter demonstrates how to expand the equation, rearrange it, and identify the center and radius of the circle using the expanded format. The video also...
KnowMo
Expanding Brackets using the Box (Grid) Method
The video is a tutorial on how to expand brackets using a different method than the traditional FOIL method. The presenter introduces the "grid method" and explains how to break down the brackets into different terms before multiplying....
NASA
NASA | Beyond Einstein: Part I
View "Beyond Einstein: Part II" at:Albert Einstein's theories rank among humanity's greatest achievements. They sparked the scientific revolution of the 20th Century. In their attempts to understand how space, time and matter are...
NASA
Hubble's 31st Anniversary: Giant Star on the Edge of Destruction
In celebration of the 31st anniversary of the launching of NASA’s Hubble Space Telescope on April 24, 1990, astronomers aimed the renowned observatory at a brilliant “celebrity star,” one of the brightest stars seen in our galaxy,...
Brian McLogan
Expanding a logarithmic expression when 2 terms are separated by multiplication
👉 Learn all about condensing and expanding logarithms. In this playlist, we will learn how to condense and expand logarithms by using the rules of logarithms. We will use the product, quotient, and power rule for logarithms that include,...
KnowMo
Negative and Fractional Powers in Algebra
This video provides a step-by-step explanation on how to deal with negative and fractional powers in math. It covers examples such as finding the reciprocal of negative powers, using the denominator and numerator of fractional powers to...
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Algebra - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
KnowMo
Expanding Brackets in Algebra - Methods and Simplification
This video provides a step-by-step tutorial on expanding algebraic brackets, starting from single brackets and moving towards double brackets. The video explains the multiplication process involved in expanding the brackets and...
Brian McLogan
Find the third term of a binomial raised to the 7th power
👉 Learn how to expand a binomial using binomial expansion. A binomial expression is an algebraic expression with two terms. When a binomial expression is raised to a positive integer exponent, we usually use the binomial expansion...
Brian McLogan
Explaining the rules of logarithms with examples
👉 Learn all about the properties of logarithms. The logarithm of a number say a to the base of another number say b is a number say n which when raised as a power of b gives a. (i.e. log [base b] (a) = n means that b^n = a). The...
Brian McLogan
Learn how to expand a logarithmic expression
👉 Learn all about condensing and expanding logarithms. In this playlist, we will learn how to condense and expand logarithms by using the rules of logarithms. We will use the product, quotient, and power rule for logarithms that include,...
Brian McLogan
Expanding logarithmic expressions
👉 Learn how to expand logarithms using the product/power rule. The product rule of logarithms states that the logarithm of a product to a given base is equivalent to the sum of the logarithms of the terms that make up the product to the...
Poetry Foundation
Savannah Brown reads “the universe may stop expanding in five billion years”
Savannah Brown reads her poem, “the universe may stop expanding in five billion years”.
KnowMo
Factorising Expressions: Highest Common Factor and Ladder Method
This video is a tutorial on how to factorize expressions. The presenter explains that factorizing is the opposite of expanding brackets and can be accomplished by identifying the highest common factor or using the ladder method of...
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Indices and Surds - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Brian McLogan
Expanding logarithmic expressions
👉 Learn how to expand logarithms using the product/quotient rule. The product rule of logarithms states that the logarithm of a product to a given base is equivalent to the sum of the logarithms of the terms that make up the product to...
KnowMo
Expanding Brackets: A Comprehensive Tutorial with Examples
This video is a lecture presentation on how to expand brackets, specifically two sets of brackets being multiplied together. The presenter explains the process step-by-step, including the use of the foil method, and provides examples of...
NASA
Mini-Jet Found Near Milky Way’s Supermassive Black Hole
Our Milky Way’s central black hole has a leak! This supermassive black hole, over 4 million times more massive than our Sun, looks like it still has the remnants of a blowtorch-like jet dating back several thousand years. NASA’s Hubble...
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Proof - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Brian McLogan
How to determine the domain and range of three graphs
Learn how to determine the domain and range of a function given the graph of the function. Since the domain of a function is the set of all x-values we will want to identify how far left the graph goes as well as how far right to...
Curated Video
AWS Certified Solutions Architect Associate (SAA-C02) Exam Prep Course - S3 Storage Classes
This video introduces you to storage classes. This clip is from the chapter "Cost-Optimized Architectures" of the series "AWS Certified Solutions Architect Associate (SAA-C02) Exam Prep Course".This section explains cost-optimized...
NASA
NASA Interns Arrive at Goddard - Summer 2018
What’s it like to have an internship at NASA? Meet some 2018 summer interns that just arrived at the Goddard Space Flight Center and learn about their upcoming projects. The NASA Goddard Internship Program provides unique opportunities...