• 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. asking for centuries
2. The of SETI
3. explain the and nature of life
4. the of intelligence
5. scan the for signs of alien life
6. scientists
7. SETI's
8. 28 giant radio
9. a project will search the sky
10. large of oxygen
11. we are alone in the
12. almost

Back to the extraterrestrial life lesson.

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