Natural Systems Crossword
Across
- 5. Rock Rock altered by pressure and heat.
- 7. was a supercontinent that existed during the late Paleozoic and early Mesozoic eras, forming about 300 million years ago.
- 9. A slowly moving mass or river of ice formed by the accumulation and compaction of snow on mountains.
- 10. The daily conditions of temperature, precipitation, wind, humidity, and cloud in the atmosphere.
- 11. Rock Rock formed from consolidated clay sediments
Down
- 1. The average period of the year during in which temperatures are higher than 6 Celsius (the temperature at which plants grow)
- 2. Hot molten or semi-fluid rock erupted from a volcano.
- 3. Weather conditions at a certain place or region averaged over a long period of time.
- 4. Glacier A glacier that spreads out from a central mass of ice.
- 6. Tectonics The study of plate movements to understand the formation of mountains, volcanoes, and earthquakes.
- 8. Glacier A glacier that moves down from a high valley.
- 12. Rock Rock formed by the solidification of molten magma
- 13. A large geographical area in which human activities interact with the natural world.