Across
- 3. this is a ______
- 6. _____word
- 7. this puzzle is _____
- 8. _____ Equals Mass Times the Speed of Light Squared
- 9. _____ is the planet we live on
- 10. you are ______ if you cannot solve this
Down
- 1. =area
- 2. this challenge is _____
- 4. this puzzle might be _____
- 5. this crossword is _____