research the greenhouse effect and how it relates to heat transfer. discuss what method(s) of heat transfer occur

58 km per hour : d

petroleum? coal maybe?

since the atomic number is the number of protons in the nucleus, as we move to the left on the periodic table, the electrostatic pull between the nucleus and the valence electron shell decreases. as we move down a group (vertical column), the valence shell energy level gets further and further from the nucleus.

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