• In the white boxes below, type the words you hear. You will hear each word twice.
       (Remember to use the correct spelling and capital letters, etc.).
  • Click the button at the bottom to check your answers.
  • Press the "refresh" button on your browser to play again.

1. Little is known about the
2. a hot mass
3. rock and gas
4. a of around 3,485 kilometres
5. Dr Sunyoung Park
6. a layer of rock
7. she found the Earth's core so
8. deep
9. a way to these questions
10. We want to know how fast
11. the of the entire Earth
12. a lot of

Back to the earth's core lesson.

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