Answer:
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Left side metals right side non metals. arrganged in groups (columns) and periods (rows), each group tells you amount of valence electrons
A. Flueorescece. <span>The light from these ultraviolet lamps reacts with the chemicals of a mineral and causes the mineral to glow.
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The proton has a positive charge and the election balances out the proton by being negatively charged. The neutral charge, meaning it is neither positively or negatively charged. A good way to remember is to think that the neutron is neutral.
Answer:
temperature before the increase in CO2 was a few degrees lower than temperature after the increase.
Explanation:
CO2 in the atmosphere has the property of trapping heat by absorbing it. So, with increase in the level of CO2 in the atmosphere the more heat will be absorbed by it and hence the temperature before the increase in CO2 was a few degrees lower than temperature after the increase.
Level of CO2 ∝ Temperature of the Earth
