12.13: Climate- Challenge 2
- Page ID
- 5540
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- 1. There are ___ major climate types according to the Köppen classification system.
- five
- 2. Dry climates occur within ___ or in ___ when found at higher altitudes.
- continents; rainshadows
- 3. The average annual rainfall in a tropical moist climate is at least ___ per year.
- 150 cm
- 4. The constant rain of a tropical wet climate allows ___ to grow.
- rainforests
- 5. The aridity of the tropical ___ and ___ climate allows only grasses to grow, rather than trees.
- wet; dry
- 6. Atmospheric circulation produces the year-round rain that characterizes the wet climates of the tropical ___.
- rainforests
- 7. ___ receive more rain than deserts, but they are still dry; they occur at higher altitudes and have grasses and scrub.
- Steppes
- 8. A treeless plain with small plants is a ___.
- tundra
- 9. Areas covered with thick ice year round are known as ___ and are found only in Greenland and Antarctica.
- ice caps
- 10. ___ is a lower layer of soil that is permanently frozen.
- permafrost