B as western culture is very open to new ideas
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.
Emphasizing on water storage and transfer developments are necessary way forward regarding the problem of droughts for the government and the people of South Africa.
<h3>What is a
drought?</h3>
A drought refers to an event of shortages in the water supply including the from normal sources like atmospheric water, surface water, ground water etc.
In conclusion, laying emphasis on water storage and transfer developments are necessary way forward regarding the problem of droughts for the government and the people of South Africa.
Read more about drought
<em>brainly.com/question/26464550</em>
Answer:
a. three directions at ~90°
Explanation:
Galena is known for its presence in all types of rocks (igneous, metamorphic and sedimentary rocks). It is predominantly ore of lead which has a chemical configuration of PbS and lead sulfide. Also, newly severed chunks of galena display excellent cleavage in three directions at ninety degrees.
Hence, in this case, the correct answer is "galena’s cleavage is best described as three directions at ~90°"
