Important terminology
Across
- 2. a chemical element with the symbol C and atomic number 6. It is nonmetallic and tetravalent.
- 3. the influences that a finding or publication has on science or on society, it can be long term or short term.
- 5. A layer of gas or layers of gases that envelope a planet and is held in place by the gravity of the planetary body.
- 7. Gases in the atmosphere, such as carbon dioxide, that trap heat.
- 8. is the long-term heating of Earth's climate system observed since the pre-industrial period due to human activities.
- 9. movement of liquids and gases
Down
- 1. The total amount of water on a planet.
- 2. harmful to the ozone layer in the earth's atmosphere owing to the release of chlorine atoms on exposure to ultraviolet radiation.
- 4. Made up of the parts of the Earth where life exists, it includes all the ecosystems.
- 6. They are extracted as Coal, crude oil and natural gas and used for energy.