Curated Video
3D Shapes: Volume and Density
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1HR Q22, which involves the density and volume of a 3D shape. Students will understand the concept of density and its relation to mass and volume....
Curated Video
Finding the Density of a Solid Sphere
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q11, which involves finding the density of a solid sphere. Students will learn how to use the formula for the volume of a sphere to find its...
Curated Video
Histograms and Frequency Density
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q20, which involves histograms and frequency density. Students will understand how to interpret a histogram that shows information about the...
Curated Video
Histograms and Frequency Density: Constructing and Interpreting Data Distributions
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1HR Q17, which involves histograms, frequency density, and how they can be used to represent data distributions. Learners will find out how to...
TMW Media
Normal Probability Density
This program covers the important topic of the Normal Probability Density in Probability and Statistics. We begin by discussing what the Normal Density is and why it is important. Next, we solve several problems that involve the Normal...
TED Talks
TED: A reality check on renewables | David MacKay
How much land mass would renewables need to power a nation like the UK? An entire country's worth. In this pragmatic talk, David MacKay tours the basic mathematics that show worrying limitations on our sustainable energy options ... and...
Curated Video
Solving for Distance Traveled Using Time and Average Speed
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q5, which involves solving for distance traveled. Students will understand how to use time and average speed to calculate distance traveled by...
Curated Video
Calculating the Force Exerted by an Object on a Table
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q2, which involves force. By using the formula for pressure and the given dimensions of the rectangle, we will work through the steps to...
Curated Video
Converting Units
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1HR Q11, which involves unit conversion. In this video, we will start by reviewing the basic units of length and time and their relationship. Then,...
Corbett Maths
Density
A short video introduces the triangle that illustrates how to find any value given the other two in the density formula. Class members use the triangle to work several problems to find the mass, volume, or density of an object.
Physics Girl
Why is the Universe Flat?
British astronomer Sir Fred Hoyle first coined the term the Big Bang in 1950. The theory explains much of what we have observed in the universe, but it does leave some things unexplained. The video discusses the Cosmic Inflation...
Educator.com
Average Value of a Function
Viewers learn how to find the average of a variable density with a video made for AP Calculus. The presenter applies the formula to find the average value of a function with an example that provides a density function for a rod. The...