7 min
How a quarry works Earth's physical resources: rocks for roads - for iPod/iPhone
-
- Courses
Quarry managers explain how rock is formed and how they extract different layers of stone. Once blasted and processed, it is used to build roads.
Quarry managers explain how rock is formed and how they extract different layers of stone. Once blasted and processed, it is used to build roads.
7 min
More by The Open University
Social construction and social constructionism - for iBooks
The Open University
Andante: beginners' Italian - Audio
The Open University
Doreen Massey: Space, Place and Politics - Audio
The Open University
Understanding Globalisation
The Open University
International Relations - for iPod/iPhone
The Open University
Bon départ: beginners' French - Audio
The Open University