PREDICT: use the periodic table to predict why Krypton, another noble gas, is not used in airships. INFER: how would the results of the spark have been different if the hindenburg had been filed with helium?

Explain two reasons you think it is important for scientists to search for new ways to treat cancer

The negative change found inside the plasma membrane is created by potassium ions sodium ions hydrogen ions chlorine ions

How does upwelling affect coastal fisheries? upwelling damages nutrient supplies at coastal fisheries as the warm, nutrient-rich surface water is replaced by nutrient-poor, cold water. upwelling damages nutrient supplies at coastal fisheries as the cold, nutrient-rich surface water is replaced by nutrient-poor, warm water. upwelling improves the nutrient supply at coastal fisheries as the warm, nutrient-rich surface water replaces the nutrient-poor, cold water. upwelling improves the nutrient supply at coastal fisheries as cold, nutrient-rich water replaces the warm, nutrient-poor surface water.