SciShow
The Future of Air Travel
It used to be that you could get on a Concorde jet and fly across the Atlantic ocean faster than the speed of sound, but what does the future hold for supersonic flight?
Catalyst University
Calculations with Respiratory Parameters [IRV, ERV, TV, VC, & More]
In this video, I show you the following: [1] meaning of Respiratory Parameters [IRV, ERV, TV, etc.] [2] a strategy for doing calculations with Respiratory Parameters [3] several examples of calculations
Curated Video
Answering Two-Step Questions with Bar Graphs Using Model Drawing
This video introduces the concept of model drawing as a strategy to visually represent and solve problems. The video provides examples and emphasizes the importance of completing all steps of a two-step problem. Students learn how to...
Curated Video
Graph Transformations: Scaling and Reflections
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q21, which involves graph transformations, specifically scaling and reflections. We will learn how to identify the effects of each...
Brian McLogan
Graphing the Secant Graph with Change in Period
👉 Learn how to graph a secant function. To graph a secant function, we start with the cosine graph by first determining the amplitude (the maximum point on the graph), the period (the distance/time for a complete oscillation), the phase...
Curated Video
Data Science and Machine Learning (Theory and Projects) A to Z - Introduction to Machine Learning: Machine Learning Model Training Exercise
In this video, we will cover machine learning model training exercise. This clip is from the chapter "Deep learning: Artificial Neural Networks with Python" of the series "Data Science and Machine Learning (Theory and Projects) A to...
Curated Video
Writing Equations for Right Triangles using the Pythagorean Theorem
This is a tutorial video on how to write equations to solve for the unknown or missing side lengths of right triangles. The video explains the Pythagorean Theorem and the properties of right triangles, such as legs, hypotenuse, and the...
Curated OER
How Do You Solve a Scale Model Problem Using a Scale Factor?
Scale drawings are used to represent many things. Scales are used all the time on maps, and in architectural drawings. Watch this video as the instructor illustrates a simple drawing of a blueprint to represent the footage of an actual...
New Mexico State University
Scale Ella
Develop a sense of scale. After watching a video about scaling up and scaling down objects, the class participates in a discussion around scale factors. Pupils make a connection between scaling using division and scale factors between...
Corbett Maths
Loci Part 3
How do you use a scale drawing to find the region in a lake where a treasure is located? The narrator of a short video problem identifies three criteria to determine the location of the treasure. Using a compass and ruler, he determines...
Mathed Up!
Probability
How likely is it to draw a blue marble? Pupils find the likelihood of events and connect that to the probability of the event. They find the probabilities of simple events and show their probabilities on a scale.
Corbett Maths
Enlargements Using Ray Method
Figure out what to do when there is no grid to count. Using a ruler and a sharp pencil, the narrator shows how to perform a dilation when the figure is not on a grid. The ray method works by drawing a ray from the center of dilation...
Khan Academy
Multiplying Fractions and Whole Numbers: Mixed Number Answer, Pre-Algebra
Here is a great video explaining multiplying a fraction by a whole number. Sal shows students how to put a whole number over 1 to multiply it by a fraction. He simplifies his answer and writes it as a mixed number.
Khan Academy
Khan Academy: Ratio Word Problem: Centimeters to Kilometers
Demonstrates how to use ratios to solve a map scale problem. [1:12]