Answer:
Drought in the Sahel in the 1970s and 1980s made it look like the desert was expanding, because the reduction of rainfall at the desert margin (the Sahel) caused a reduction in vegetation. Warm, moist air rises near the equator, then cools and condenses its moisture, which falls as rain or snow
Answer: Federal spending as a percentage of GDP has had a fluctuating range, growing in some years but decreasing in others.
Answer:
a.
Explanation:
The validity of a personality test is best indicated by the correlation between test scores and some other relevant measure. This is because, like any other test, the validity of something is determined by whether or not the test actually measures what is is meant to measure correctly. Therefore to determine the validity of the personality test, test scores must be compared alongside another type of measurement regarding personality.
<h2>Answer:</h2>
We can get involved into the local community structure by interacting with people in community or participating in the community structure.
<h3>Explanation:</h3>
Participation and the interaction is the most effective way of contributing in one community structure.
You can attend the meeting of the community.
You can arrange or participates in community service events.
Try to be ore interactive in community service events.
Share your ideas for the benefit of community.
Donate things for community.
Try to buy things from local community shops.
