[ 403 ] Physical Science GED ® TEST SCIENCE FLASH REVIEW • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • Fill in the blanks to describe potential and kinetic energy. _______ energy is energy that is stored. _______ energy is the energy associated with motion. The graph shows the solubility of different substances as a function of temperature. What conclusion is NOT true based on the information in the graph? Solubility (g solute/100 g H 2 O) 280 240 200 160 3 120 KNO 3 (C 12 sugar ) H 22 O 11 NaNO KBr Na 2 SO 4 Ce 2 (SO 4 ) 3 NaBr 80 KCl 40 0 0 20 40 60 80 100 Temperature (°C) A. The solubility of some substances decreases as water temperature increases. B. The solubility of sodium bromide (NaBr) is changed very little by increasing the temperature. C. If you want more sodium nitrate (NaNO 3 ) to dissolve in water, increase the temperature. D. Increasing the temperature of water will not increase the solubility of sugar (C 12 ) in water. H 22 O 11