Across
- 1. A chemical used in the creation of gunpowder and other propelants
- 4. Method of calculating distance using triangles
- 5. A spot on the longs of somebody who has spent a lot of time work in and around coal dust hat would cause a tumor to form
- 9. A substance used for generating thermal energy
- 10. A person that designs and tests products for the government and/or a private company
Down
- 2. A object used to carry a payload into the atmosphere using a fuel propelent
- 3. An oxidizer used in combination to make propelant
- 6. A concrete pad that people use to launch rockets without endangering or destroying property/life
- 7. The amount and flow of money in a city/town
- 8. A rocket used by the U.S.S.R.