Environmental Science – National 3

The Living Environment

The Living Environment unit looks at: Investigating ecosystems and biodiversity, Interdependence of living things within ecosystems and at human influences on biodiversity

The resources can be accessed from the links below.

1. Sampling and identifying living things, from different habitats, to compare their diversity

Animal and plant species depend on each other

2. Factors influencing the distribution of living things

3 The process of photosynthesis and why plants are vital to sustaining life on Earth

4 The use of different types of chemicals in agriculture and their alternatives

5 The potential impact of chemicals and their alternatives on the world’s food production..

Fertiliser design and environmental impact of fertilisers

Earth’s Resources

The Earth’s Resources unit looks at the structures and processes involved in the functioning of the: geosphere, hydrosphere and atmosphere.

The resources can be accessed from the links below.

1 Renewable energy sources including benefits and potential problems

2 Formation, characteristics and uses of minerals

Acid Rain in the Classroom – some simple, safe classroom activities to investigate acid rain.

When a Fossil Fuel is Burned – demonstration of the production of carbon dioxide and water when a hydrocarbon is burned.

3 Formation, characteristics and uses of common rocks

4 Formation, characteristics and uses of soils

Biodiesel – Preparation and testing of biodisel in the laboratory

Dye Sensitised Solar Cells – Making and investigating the generation of electricity from Dye-Sensitised Solar Cells

5 Useful substances which can be extracted from natural resources

The Sustainability unit looks at the way the natural world and people interact in the areas of: food, water, energy and waste management.

The resources can be accessed from the links below.

1 Processes which may contribute to climate change

Let’s Talk – Bogs –  A discussion activity about the importance of bog ecosystems.

2 The possible impact of atmospheric change on the survival of living things

3 The causes and possible consequences of an environmental issue and ways to manage the impact