Introducing Ratios
This video introduces you to the concept of ratios.
This video introduces you to the concept of ratios.
Introduction to the cell.
Energy is defined as the ability to do work. Energy can be found in many things and can take different forms. For example, kinetic energy is the energy of motion, and potential energy is energy due to an object's position or structure. Energy is never lost, but it can be converted from one form to another.
Light and the electromagnetic radiation spectrum. Wave and particle-like behaviour, and how to calculate the wavelength or frequency of a light wave.
Video 1: The meaning of percent
Video 2: Meaning of 109%
Online activity 1: Percents
Video 3: Percents from fraction models
Online activity 2: Percents from fraction models
An overview of what physics is about as we delve deeper in future videos. How physics is related to math, the other sciences, and the world around us.
These four short online lessons will cover the following:
A discussion on how energy can't be created or destroyed in an isolated system, and works an example of how energy is transformed when a ball falls toward the Earth.
Three activities which illustrate the law of exponents.
This is a simple video which describes how indices problems are solved using simplified laws.