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
Significant Figures Explained! | High School Science
Are you always getting points marked off because your answer does not have the correct number of sig figs? Sig Figs are an important part of every high school and college science course. In this video, we dive in to the 4 rules that tell...
Curated Video
How to Round Numbers to Significant Figures #20
This video covers how to round numbers to a certain number of significant figures. KS3 - All on your course GCSE Foundation - All on your course GCSE Higher - All on your course
Curated Video
Moles
This video will explain the concept of a mole and how to convert between moles, grams, and atoms.
Curated Video
Investigating the Effects of Adding Resistors in Series and Parallel
The video discusses two experiments related to the effects of adding resistors in a circuit in series and parallel. The equipment and circuits used in the experiments are shown and explained, along with the steps required to carry out...
Schooling Online
IB Chemistry: Reliability Part 2
We know that Robin Hood is an accurate and reliable archer, but just how good is he? Is his aim god-like, or is he subject to the errors and imperfections of mortals? This lesson will continue investigating the concept of reliability,...
Curated Video
Orbital Speed and Its Relationship with Orbital Radius and Period
The video discusses the relationship between orbital speed, orbital radius, and orbital period of objects in space. It explains how to calculate orbital speed using an equation and provides examples such as calculating the orbital speed...
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
Presentations on Exponential Growth: Calculating Population Growth and the Rate of Change
This video is a lecture presentation on solving questions involving the general exponential formula, specifically in the context of population growth. The presenter goes through three separate questions, demonstrating how to use the...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Circle Theorem - 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...
FuseSchool
Solving Equations By Iteration
Solving Equations By Iteration | Algebra | Maths | FuseSchool Sometimes we may not know how to solve an equation. We could use trial and improvement to find an approximate solution… however this is really slow and tedious. Another option...
Curated Video
Understanding Orbits: Gravity, Speed, and Distance in Space
This video is a lecture presentation on orbits. It discusses how an object remains in orbit and what affects the orbital speed of an object. The presenter explains the role gravity plays in keeping celestial bodies in orbit and gives...
Schooling Online
IB Physics Circular Motion and Gravitation: Gravitational Force
Your friends might believe that Physics is dry and boring, but we’re going to prove them wrong! In subtopic 1, we’ll design theme park rides, such as rollercoasters and the rotor (aka the gravitron). Then, in subtopic 2, we’ll journey...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: 3D Shapes - Surface Area - 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...
Schooling Online
Physics Advanced Mechanics: Motion in Gravitational Fields - Gravitational Force
Gravity is a heart-warming story of attraction. These farm animals would fall for each other even if the laws of Physics stop working! This lesson will formally revisit the gravitational force (from year 11), focusing on Newton’s Law of...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Trigonometry - 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
Measuring Reaction Times through the Ruler Drop Test: Investigating the Effect of Practice
The video is a lecture presentation on measuring reaction times. The presenter explains the concept of reaction time. The hypothesis that is being investigated in the experiment is whether reaction times can be reduced with practice. The...
Schooling Online
Physics Skills: Reliability Part 2
We know that Robin Hood is an accurate and reliable archer, but just how good is he? Is his aim god-like, or is he subject to the errors and imperfections of mortals? This lesson will continue investigating the concept of reliability,...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Volume - Cone and Hemisphere - 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
GCSE Secondary Maths Age 13-17 - Shapes & Area: Area of a Circle - Problem - 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
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Similar Shapes - 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...
Catalyst University
Precision & Calculating ppt [Example 2]
In this video, I do a sample precision problem for calculating parts-per-thousand (ppt).
Curated Video
Position Vectors and Distance between Two Points
This video is a lecture presentation on position vectors and the distance between two points. The speaker explains the use of unit vectors I and J in position vector notation and the importance of using a central reference point or...
Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Area of a Circle - Problem - 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...