Answer:
True
Explanation:
Finding tropical fossils in now-cold places is evidence for climate change. This indicates that the site at which the fossils were found once had a tropical climate.
Answer:
Na(OH)²
Explanation:
We look for the charges in the periodic table
When you have the bottom measurement of the triangle (base) and the height of the triangle in the center, you multiply them together and then divide by 2.
~Do you need more explaining~?