Archives: Lessons

Plate Tectonic Theory Learning Objective In this lesson we will learn about the development of the theory of plate tectonics. Learning Outcomes By the end of this lesson you will be able to: Describe Wegener’s theory of continental drift and evidence that supports it. Describe the mid-ocean ridge system and ocean trenches. Describe Hess’s theory … Read more

Identifying Minerals Learning Objective In this lesson we will learn about some of the physical characteristics of minerals that can be used to identify them. Learning Outcomes By the end of this lesson you will be able to: Describe minerals and crystals. Describe examples of crystal shape. Differentiate between cleavage and fracture. Describe Mohs scale … Read more

Oxidation Reactions: Combustion and Corrosion Learning Objective In this lesson we will learn about oxidation reactions, in particular, combustion and corrosion. Learning Outcomes By the end of this lesson you will be able to: Describe oxidation reactions. Describe combustion, including complete and incomplete combustion of hydrocarbons, combustion of metals and combustion of non-metals. Predict the … Read more

Combination, Decomposition and Displacement Reactions Learning Objective In this lesson we will learn how the products of chemical reactions can often be predicted, by classifying reactions into different types, based on the way atoms are rearranged. Learning Outcomes By the end of this lesson you will be able to: Identify the following types of chemical … Read more

Writing Balanced Chemical Equations Learning Objective In this lesson we will learn how to write chemical equations in a way that reflects the law of conservation of mass. Learning Outcomes By the end of this lesson you will be able to: Explain how the law of conservation of mass applies to chemical reactions. Write balanced … Read more

Rocks and the Rock Cycle Learning Objective In this lesson we will learn about the three main types of rocks and how they are linked via the rock cycle. Learning Outcomes By the end of this lesson you will be able to: Define what rocks and minerals are. Compare the three main types of rocks, … Read more

Metamorphic Rocks Learning Objective In this lesson we will learn about the formation of metamorphic rocks. We will also look at some common metamorphic rocks and discuss their properties and uses. Learning Outcomes By the end of this lesson you will be able to: Explain what metamorphic rocks are and describe how they are formed. … Read more

Sedimentary Rocks Learning Objective In this lesson we will learn about the formation of sedimentary rocks and compare clastic, biochemical and chemical sedimentary rocks. We will also look at some common sedimentary rocks and discuss their properties and uses. Learning Outcomes By the end of this lesson you will be able to: Explain what sedimentary … Read more

Igneous Rocks Learning Objective In this lesson we will learn about the formation of igneous rocks and compare extrusive and intrusive igneous rocks. We will also look at some common igneous rocks and discuss their properties and uses. Learning Outcomes By the end of this lesson you will be able to: Explain what igneous rocks … Read more

Earth’s Internal Structure Learning Objective In this lesson we will learn about the four main layers that make up Earth – the crust, mantle, outer core and inner core. Learning Outcomes By the end of this lesson you will be able to: Identify the main layers making up Earth. Describe the structure and composition of … Read more

Energy Consumption and Clean Energy Learning Objective In this lesson we will look at ways of reducing energy consumption and compare fossil fuels with alternative sources of energy. Learning Outcomes By the end of this lesson you will be able to: Describe the benefits of reducing energy consumption and using cleaner sources of energy. Describe … Read more

Energy-Efficient Design Learning Objective In this lesson we will look at some ways that the design of an object or system can increase its energy efficiency. Learning Outcomes By the end of this lesson you will be able to: Explain what is meant by ‘energy-efficient design’. Describe some ways that friction can be reduced to … Read more

Conservation of Energy Learning Objective In this lesson we will look at how energy transfers and transformations relate to the law of conservation of energy. Learning Outcomes By the end of this lesson you will be able to: Describe the law of conservation of energy. Describe how energy transfers and transformations are not 100% efficient, … Read more

This is a certificate test lesson.

Energy Transformation Learning Objective In this lesson we will look at some of the main types of energy transformations involving mechanical energy, electrical energy, chemical energy and nuclear energy. Learning Outcomes By the end of this lesson you will be able to: Explain what is meant by ‘energy transformation’. Describe transformations between mechanical potential energy … Read more

Energy Transfer Learning Objective In this lesson we will look at how different types of kinetic energy are transferred. Learning Outcomes By the end of this lesson you will be able to: Explain what is meant by ‘energy transfer’. Describe how mechanical kinetic energy is transferred between objects. Describe how thermal energy is transferred by … Read more

Potential Energy Learning Objective In this lesson we will look at the main types of potential energy: gravitational potential, energy, elastic potential energy, electrical potential energy, chemical energy and nuclear energy. Learning Outcomes By the end of this lesson you will be able to: Define ‘potential energy’. Describe gravitational potential energy, with examples. Describe elastic … Read more

Kinetic Energy Learning Objective In this lesson we will look at the main types of kinetic energy: mechanical kinetic energy, thermal energy, radiant energy, sound energy and electrical kinetic energy. Learning Outcomes By the end of this lesson you will be able to: Define ‘kinetic energy’. Describe mechanical kinetic energy, with examples. Describe thermal energy … Read more

Introduction to Energy Learning Objective In this lesson we will learn what energy is and look at the two main categories of energy. We will also learn how energy can move between objects and be converted into different forms. Learning Outcomes By the end of this lesson you will be able to: Define ‘energy’. Name … Read more

The Water Cycle Learning Objective In this lesson we will learn how water moves through the hydrosphere via the water cycle and how this is affected by human activities. Learning Outcomes By the end of this lesson you will be able to: State where water can be found on Earth. Compare the abundance and distribution … Read more