1. What sort of pattern do you notice with the Group number (vertical column) and the number of valence electrons (outer shell electrons)

Scientific evidence tells us that the cause of earths four season is the tilt of earth as it revolves around the sun. the student is instructed to illustrate this information in a science notebook. how will the student illiterate winter in the northern hemisphere?

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.

Surface currents are caused by blank space . question 14 options: surface currents are caused by? differences in water temperature high salinity differences in density wind forces