The answer is 300.
Sorry this answer is so late, I was just learning about it! Hope it helps. :)
Of these choices i'd say that the third option or "domestic fuels are always cheaper to acquire and renewable". I hope this helps :)
Physical erosion and chemical erosion
I'm not sure its correct the two might be considered the same
Mt Kilimanjaro can create its own climate due to how high it is, but most of the the temperatures are in the negatives.
Abundant moisture and warm temperatures result in high rates of chemical weathering.
Chemical weathering is due to rainwater reacting with the mineral grains in rocks to shape new minerals (clays) and soluble salts. these reactions arise especially while the water is slightly acidic.
Weathering breaks matter down into smaller portions. The motion of pieces of rock or soil to new places is known as erosion. Weathering and erosion can cause adjustments to the form, length, and texture of different landforms (together with mountains, riverbeds, seashores, and so forth).
The most important element of weathering is its role in the formation of soil. with out soil, existence, as we realize it on the earth, might not exist. Soil is a miles unnoticed element of earth's strategies and, at contemporary rates of human use and abuse, is becoming a finite useful resource.
Learn more about chemical weathering here:brainly.com/question/1657289
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