Answer:
B. Fire let humans increase their energy use tenfold
Explanation:
Trust :)))
The answer would be the ozone layer. <span>A layer of ozone in the upper atmosphere absorbs </span>UV radiation<span> and </span>prevents<span> most of it from </span>reaching<span> the </span>Earth<span>. ... This means that more </span>ultraviolet radiation<span> can pass through the atmosphere to the </span>Earth's<span> surface, particularly at the poles and nearby regions during </span>certain<span> times of the year.
I hope that this helped you! Good luck. :)</span>
Answer:
Yes..? Kind of.
Explanation:
Fusion is the combination of lighter nuclei into heavier nuclei. Yes, this is seen in nature; the sun. The sun is an example of fusion. However, on earth, no. To fuse 2 nuclei, you need extreme temperature and extreme pressure to fuse them together because the nuclei are the same charges. So, yes, but not really?
