<span>Scientists have been doing several experimentation
and discovery of the changes of the ice on the pole. Recent evidence from polar
ice core analysis shows that, until now, carbon dioxide levels have never
exceeded 300 ppm in the last several hundred thousand years.</span>
Answer:
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A Scientific Hypothesis Must Be "Falsifiable". A scientific hypothesis must be testable, but there is a much stronger requirement that a testable hypothesis must meet before it can really be considered scientific
Answer: Wide Area Network (WAN)
Explanation:
Correct on Edg; A Local Area Network (LAN) only works in a limited geographical range. A Wireless Local Area Network (WLAN) is the same, except that you can use it without the use of wired connections such as Ethernet cables. A Wide Area Network (WAN) allows you to reach a wider geographical range and often involves satellite signals and phone lines to connect devices over long distances.
Protons have a positive charge
Neutrons have a neutral charge
Electrons have a negative charge
