Sep 242015
 

Take a trip with Rob and Alice to find out about the Earth’s core. They’ll discuss how hot it is and what it’s made of – and whether there are any dinosaurs living there! – as well as teaching some related vocabulary.

 

 

Vocabulary and definitions

core – (here) the Earth’s centre
dense – something which is heavy in relation to its size
crust – the Earth’s outer layer (where we live)
mantle – the Earth’s layer beneath the ocean floors
silicate – material that glass is made of
molten – liquid
magnetosphere – area around the Earth in which the Earth’s magnetic field is felt
strip away – remove
radiation – heat or energy or particles in the form of rays, e.g. the sun’s rays
deflect – make something change direction

6 Minute English – The Earth’s core Transcript Video

 

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Source: BBC Learning English

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