PBS
Why Computers are Bad at Algebra
The answer lies in the weirdness of floating-point numbers and the computer's perception of a number line.
Curated Video
Mathematical Thinking - Crash Course Statistics
Today we’re going to talk about numeracy - that is understanding numbers. From really really big numbers to really small numbers, it's difficult to comprehend information at this scale, but these are often the types of numbers we see...
Crash Course
Unit Conversion & Significant Figures: Crash Course Chemistry
A unit is the frequently arbitrary designation we have given to something to convey a definite magnitude of a physical quantity and every quantity can be expressed in terms of the seven base units that are contained in the international...
TED-Ed
TED-ED: A clever way to estimate enormous numbers - Michael Mitchell
Have you ever tried to guess how many pieces of candy there are in a jar? Or tackled a mindbender like: _How many piano tuners are there in Chicago?" Physicist Enrico Fermi was very good at problems like these -- learn how he used the...
Bozeman Science
Acids, Bases, and pH
Paul Andersen explains pH as the power of hydrogen. He explains how increases in the hydronium ion (or hydrogen ion) concentration can lower the pH and create acids. He also explains how the reverse is true. An analysis of a strong acid...
Curated Video
Billion
One thousand million, or ten to the power of nine in scientific notation. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Curated Video
Rounding: Snails vs Rockets
How accurately should speed be denoted? Would you round a snail's speed to the nearest whole unit? Or give a rocket's speed to five decimal places? Why accuracy, rounding and significant figures are useful. Maths - Accuracy And Proof A...
Curated Video
The Richter Scale
Why the magnitude of earthquakes, measured on the Richter scale, increases so quickly – because the scale is logarithmic. Maths - Number A Twig Curriculum Film. Delivering key learning points. Get straight to the facts in just three...
Curated Video
How to Multiply and Divide in Standard Form (Part 3/4) #25
This video covers how to multiply and divide numbers that are in standard form like 3x10^2 x 4x10^3. This is part 3 in our 4 part series on standard form. KS3 - Not on your course GCSE Foundation - All on your course GCSE Higher - All on...
Curated Video
What is Standard Form (also known as Scientific Notation)? (Part 1/4) #23
This video covers how to use standard form, including how to write standard form and how to convert standard into normal numbers. This is part 1 in our 4 part series on standard form. KS3 - Not on your course GCSE Foundation - All on...
Curated Video
How to Add or Subtract Numbers in Standard Form (Part 4/4) #26
This video covers how to add and subtract numbers when they're in standard from like 4x10^2 + 5x10^3. This is part 4 in our 4 part series on standard form. KS3 - Not on your course GCSE Foundation - All on your course GCSE Higher - All...
Curated Video
Understanding Scientific Notation: Solving a Problem
In this video, the teacher demonstrates how to solve a problem involving scientific notation. They break down the problem, explain the concepts step by step, and provide a clear solution. The video aims to help students understand...
Curated Video
How to Add Scientific Notation
In this video, the teacher explains how to add numbers in scientific notation. Using the example of the area of Europe and North America, the teacher demonstrates how to make the exponents of the powers of 10 the same in order to add the...
Why U
Pre Algebra 23 - Scientific Notation - v.2
Scientific notation allows us to more easily express very large or very small numbers encountered in engineering and science. Using exponents, we can convert standard decimal numbers into scientific notation and vice versa.
Curated Video
Converting Scientific Notation to Standard Form
In this video, the teacher explains how to convert a number from scientific notation to standard notation, using a specific example. They provide step-by-step instructions and highlight important concepts to help students master math...
Flipping Physics
Introduction to Conventional Current and Direct Current with an Example Problem
An introduction to Conventional Current and Direct current. Includes conventional current direction and dimensions. We even talk about the Bohr model of the atom. And, of course, an example problem where we figure out current and the...
Flipping Physics
Introduction to Conversions in Physics
The basics of doing conversions, why conversions work, conversions with squares and fractions. Includes several examples.
Curated Video
Dividing Numbers in Scientific Notation Using Exponents
In this video, the teacher explains how to divide numbers in scientific notation using the property of exponents. They review dividing powers with the same base and demonstrate how to simplify the quotient by removing common factors.
FuseSchool
Standard Form Calculations
In this video we are going to look at how to do calculations with standard form. When adding and subtracting numbers in standard form, we need to write the numbers out into ordinary numbers, do the sum and then turn the answer back into...
Why U
Pre-Algebra 23 - Scientific Notation
Scientific notation allows us to more easily express very large or very small numbers encountered in engineering and science. Using exponents, we can convert standard decimal numbers into scientific notation and vice versa.
Science360
Wil Wheaton Hosts Gen Nano Awards show with message from Stan Lee
The Generation Nano competition challenged high school students to create unique superheroes based on nanotechnology. The three finalists presented their entries at the 2016 USA Science & Engineering Festival for a panel of expert judges...
Tarver Academy
Decimal Notation Example Problem
In This Episode, Tyler Teaches Us About Decimal Notation Example Problems