It's Saudi Arabia.
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Answer:
Alot
Explanation:
It's 71 Percent of the earths surface
When land has been overfarmed or overgrazed, <span>desertification </span>occurs.
1. The answer is; Earth science involves the study of the composition of matter
An example is that fossil are a component of earth science and also part of life science because fossil were once living organisms. Another, the study of rock in earth science has some life science aspect in it. This is because rocks such as limestone (CaCO3) are made from coral reefs that are living organisms.
2. The answer is; The hypothesis is revised
In most research today, there is usually a null and alternative hypothesis. When the data is analyzed and does not support the null hypothesis (the main hypothesis being investigated) then the alternative hypothesis is adopted. Data is never altered or thrown out because it does not support the null hypothesis.