Science Terminology

12345678910
Across
  1. 1. a marked effect or influence.
  2. 4. The seas around the world
  3. 6. the envelope of gases surrounding the earth or another planet.
  4. 8. (of a liquid, gas, or electricity) move steadily and continuously in a current or stream.
  5. 10. the variety of plant and animal life in the world or in a particular habitat.
Down
  1. 2. the lowest region of the atmosphere, extending from the earth's surface to a height of about 6–10 km
  2. 3. a colourless unstable toxic gas with a pungent odour and powerful oxidizing properties,
  3. 5. the emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles which cause ionization.
  4. 7. carbon dioxide or other gaseous carbon compounds released into the atmosphere, associated with climate change.
  5. 9. Air that we breathe