The division and multiplication of integers
Order of operations
This video introduces you to the concept of ratios.
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
Kuagiza Nambari Hasi
Ordering negative numbers: Khan Academy video with the audio translated into Kiswahili.
Kubainisha asilimia ya kiasi na msingi
Identifying percent amount and base: Khan Academy video with the audio translated into Kiswahili.
Kuelezea maana ya asilimia
Describing the meaning of precent: a Khan Academy video on percentages with the audio translated into Kiswahili
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.
To lay the foundation for understanding what trigonometry is and how it works, do this next activity.