With this a-level video tutorial, the presenter talks about how we get the equation speed = distance / time and then looks at the differences between a distance / time and a speed / time graph.  It also demonstrates what the area under the graph represents as well as the gradient.  This can be followed by the...

Video from the Big Picture issue on Fat, showing an experiment to discover if we favour fatty foods.

Scottish Higher Qualifications: English, Chemistry, Biology, Geography, Economics

Computer modellers use computers to help them understand how the world works and to help predict what might happen in the future. Sea ice modellers use computer software to simulate how ice freezes, melts and moves and how different things such as ocean temperature affect it. A Levels: Maths, Further Maths, Biology...

Marine biologists study organisms in the world's oceans, ranging in size and complexity from viruses to whales. They examine how these organisms interact with the environment and with each other and measure the effects of human activities and environmental changes on marine ecosystems. A Levels: Biology, Maths,...

Microbiologists study microorganisms including bacteria, viruses, fungi, algae and protozoa. They are involved in many areas of work, including pharmaceuticals, cosmetics, water and agriculture. A Levels: Biology, Maths, Chemistry

Geosciences, or geology, are the scientific study of the structure, evolution and dynamics of the earth and its natural resources. A Levels: Biology, Geology, Chemistry

A Volcanologist studies the impact of volcanoes on the atmosphere and our planet as a whole. Volcanologists often work to try to understand how to better predict eruptions and minimise the effects on people arising from them. They may use computer modelling or satellite imagery and often work on or around volcanoes...

In this video Dean Scaife talks about the skills he needs as he works as an Apprentice Mechanical Fitter.  He discusses why his job is important in the overall scheme of the ship build and how he can apply the skills he uses in his job to his everyday home life.  He also speaks about properties of metals and other...