• 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. a new idea
2. "sun-dimming"
3. into the high above the Earth
4. their would be remarkably inexpensive
5. injection
6. a barrier
7. We make no
8. a deployment program
9. uncertain and
10. This would require
11. it could increase
12. weather

Back to the sun dimming lesson.

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