Curated Video
GCSE Secondary Maths Age 13-17 - Number: Standard Form - 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
Introduction to Orders of Magnitude in Chemistry
This video explains the concept of orders of magnitude and how it can help in expressing very small and very large numbers conveniently in chemistry calculations. The video covers the use of decimal prefixes for small and large numbers...
Professor Dave Explains
Practice Problem: Significant Figures
The best way to know how to do calculations and report your answers to the correct number of significant figures is to practice! In here there are a few opportunities to check your understanding of this concept.
Curated Video
GCSE Secondary Maths Age 13-17 - Number: Bounds and Percentages - 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 - Pythagoras & Trigonometry: Area of a Triangle - 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 - Number: Significant Figures - 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 - Number: Bounds - 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
Chemistry Skills: Units
Did you know that (at least) one mark in the HSC Chemistry exam comes from using the correct units? If you know your SI units well, then you’re guaranteed a free mark! If only the rest of the exam was that easy! This lesson will cover...
Curated Video
Similar Shapes: Finding the Curved Surface Area of a Cylinder
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q6, which involves similar shapes. Students will understand the properties of cylinders and their components. They will apply the formula for...
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
Perimeter Calculation of a Geometric Shape
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1H Q9, which involves finding the perimeter of a geometric shape. By the end of the video, the learner will know how to calculate the perimeter of...
Curated Video
Phythaforas' Theorem: Finding the Circumference of a Circle
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1H Q6, which involves chords and diameter of a circle. Learners are given some information and they need to use the Pythagorean theorem and use the...
Schooling Online
Physics Kinematics: Motion in a Straight Line - Equations of Motion Part 1
Deep underground, Carmen and Alexandra ‘Lexi’ Luthor perform a top-secret science experiment. Will they unlock the power to rival Vector Man? This lesson will perform calculations using the equations of motion for uniform acceleration....
Curated Video
Expanding and Simplifying Expressions and Using the Quadratic Formula
This video shows the process for working through two problems. The first shows how to expand and simplify an expression using the FOIL method. The second problem requires the proper use of the quadratic formula to solve an expression....
Curated Video
Finding the Length of a Triangle's Side Using Pythagoras' Theorem
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q8, which involves finding the length of a triangle's side. Students will understand the concept of Pythagoras' theorem and how it can be...
Curated Video
Circle Geometry: Finding the Length of a Chord and Solving Quadratic Equations
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 1HR Q16, which involves finding the length of a chord. By the end of the video, learners will understand the properties of circles and how to use...
Curated Video
Trigonometry: Finding the Length of the Hypotenuse of a Right Triangle
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q8, which involves finding the length of the hypotenuse of a right triangle. Students will understand the concept of a right triangle and the...
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
Bounds: Finding the Upper Bound for the Value of an Algebraic Equation
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q19, which involves bounds. By using algebraic manipulation and rounding to the correct number of significant figures, we will work through the...
msvgo
Significant Figures and Conversion of Physical Quantities
This nugget explains the calculations involving significant figures and dimensional analysis method.
Curated Video
GCSE Secondary Maths Age 13-17 - Pythagoras & Trigonometry: Triangle 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...
Flipping Physics
Net Torque on a Door Problem
Three people push on a door. We determine the net torque.
Curated Video
Total Internal Reflection and Its Applications
This video provides an explanation of the phenomenon of total internal reflection, which occurs when a wave travels from one material to another and is reflected back instead of refracting. The video also explains how to calculate the...
Flipping Physics
Introduction to Significant Figures with Examples
The rules of Significant Figures (or Digits) with several examples and a common mistake. Also a few Scientific Notation Examples.