i believe the answer is "A fundamental role". hope this helps.
Answer:
Well the model above is showing all the planets in order from how close or far away they are from the sun and it also seems to show the scale of each planet compared to another.
Explanation:
As for the Evidence or why it is important to know this is because the scale and location of the planet to the sun directly effects everything about the planet, its Atmosphere, tempterue and rotaion. And the more we learn about all plants we can better underatand our own geological past behavior of its Atmostohere and futute clamatic trends.
Answer:
O silicon (Si)
Explanation:
-Valence electrons are electrons of the outermost shell which can participate in chemical bonding. ... -As in silicon, four electrons are present in the outermost shell, so silicon has Four valence electrons.
The sun evaporates the water from ponds, oceans...etc. There the water turns into water vapor, a gas. Then it participates from the cloud and restarts all over again.
