Arms Race

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Across
  1. 2. American nuclear missile.
  2. 3. Cold weather and damage after nuclear war.
  3. 5. U.S. nuclear rocket.
  4. 6. Small nuclear weapons used in battle.
  5. 7. Scientist who helped create the atomic bomb.
  6. 10. Treaty to limit nuclear weapons.
  7. 12. Spread of nuclear weapons to more countries.
  8. 13. Missile that can travel very far with nuclear weapons.
  9. 14. Soviet missiles used in the Cold War.
  10. 15. Powerful hydrogen bomb.
  11. 16. Tension between the U.S. and Soviet Union.
  12. 18. Countries trying to build more weapons than each other.
  13. 19. Small nuclear weapon used by the Army.
  14. 20. Secret U.S. plan to make the atomic bomb.
Down
  1. 1. Fast-launch U.S. missile.
  2. 4. Reagan’s plan to stop missiles from space.
  3. 8. Agreement to stop the spread of nuclear weapons.
  4. 9. Competition to explore space first.
  5. 11. Nuclear bombs.
  6. 17. Both sides would be destroyed in nuclear war.