What can you infer about copper and sliver based on their position relative to each other on the periodic table?

Who was the first scientist to measure speed as distance over time?

If element x has 99 protons how many electrons does it have

Global climatic patterns are changing because of the melting of polar ice caps. the melting of polar ice caps is an example of the interaction between the atmosphere and cryosphere cryosphere and geosphere hydrosphere and geosphere biosphere and cryosphere