Across
- 3. One of the Four Great Inventions of China: _____, the compass, paper, and woodblock printing.
- 4. Fire needs _____, oxygen, and heat to burn.
- 6. Most flammable gas, able to burn through concrete.
Down
- 1. Used to light the Olympic torch by focusing the rays of the sun.
- 2. In Greek Mythology, the god who stole fire from Mt. Olympus and gave it to Man.
- 5. In Roman mythology, god of Fire, for which volcanoes are named.