Answer:
a
Explanation:
Collect plastic bottles and recycle them regularly to conserve plastic.
If earth rotates the opposite of its axis gravitational pulls change and if the north and south poles change
They make weather predictions once every two hours. They are accurate because they process small amounts of data. They increase the amount of time between when a warning is issued and the time the tornado hits
Answer: It is a prehistoric period.
Explanation:
In this context, it is a transition from the Old Stone Age (Paleolithic) to the Late Stone Age (Neolithic). In the Neolithic, people formed permanent settlements and organized evenings of a social community. In this context, they are tied to one place. Therefore, they stopped hunting less and raising their products, and keeping cattle. This period did not occur equally in all parts of the world; the oscillations were even in several centuries. People in the Paleolithic led a nomadic life, but in the Neolithic, they saw the advantage of forming a particular place and creating organized communities.
Even though the human race is essentially the same as we are all humans, different people have different biological races. There are many types of human races and each race depends on the backgrounds of the parents, where they live in the world and their ethnicity. So, <span>"biological race" is an evolutionarily valuable way to describe human variation. </span>