chem test #1 Print Date 01/23/2019 Printed By Justin Guillory, ROCKSPRINGS ISD chem test #1 Science High School Courses, Chemistry ## Item Title Correct Answer Primary SE Secondary SE 1 SC.CH.04A.00001.TRS C C.4A C.2I 2 SC.CH.04A.00002.TRS J C.4A C.2I 3 SC.CH.04A.00004.TRS D C.4A 4 SC.CH.04A.00005.TRS G C.4A 5 SC.CH.04A.00006.TRS A C.4A 6 SC.CH.04A.00007.TRS H C.4A 7 SC.CH.04A.00008.TRS A C.4A 8 SC.CH.04B.00004.TRS H C.4B 9 SC.CH.04C.00001.TRS C C.4C 10 SC.CH.04D.00002.TRS G C.4D Key for Additional Questions: Page 1 of 1 Print Date 01/23/2019 Printed By Justin Guillory, ROCKSPRINGS ISD C.2E C.2I Reporting Category 1 It has been raining for several days. Overnight, the temperature dropped below the freezing point. Travel is now hazardous due to ice forming on the roadways. This is an example of a — A physical property B chemical property C physical change D chemical change 2 When sulfuric acid is combined with sugar, gas is released and a tall, black column forms. This is an example of a — F physical property G chemical property H physical change J chemical change 3 Which two physical properties are used to describe matter? A Mass and reactivity B Weight and toxicity C Volume and pH D Mass and volume 4 Which of the following is considered to be a chemical property of matter? F Viscosity G Reactivity H Texture J Density Page 1 of 4 Print Date 01/23/2019 Printed By Justin Guillory, ROCKSPRINGS ISD 5 An increase in pressure increasing the boiling point of a liquid is an example of a — A physical change B chemical change C physical property D chemical property 6 During an investigation, a student combined two substances as shown above. The student observed a decrease in temperature when the substances were combined. A milky substance was produced and fell to the bottom of the flask. What is the most likely reason for these results? F A portion of the substances crystallized. G A solid appeared after the liquid evaporated. H The combined substances chemically reacted. J A portion of the substances dissolved. Page 2 of 4 Print Date 01/23/2019 Printed By Justin Guillory, ROCKSPRINGS ISD 7 Which of the following equations is paired correctly with the type of change? A Physical change: H2O (s) → H2O (l) B Chemical change: NaCl (s) → Na+(aq) + Cl- (aq) C Physical change: C6H12O6 (s) + 6 O2 (g) → 6CO2 (g) + 6 H2O (l) D Chemical change: CO2 (s) → CO2 (g) 8 Properties of a Copper Cylinder Mass 2262 g Diameter 4 cm Length 20 cm Density 9 g/cm3 Color reddish-orange Other metallic In the above table, a student has recorded observations and data about a copper cylinder. The cylinder is sliced into 2 even pieces. What is the density of piece A? F 4.5 g/cm3 G 5 g/cm3 H 9 g/cm3 J 18 g/cm3 Page 3 of 4 Print Date 01/23/2019 Printed By Justin Guillory, ROCKSPRINGS ISD 9 Which state of matter has the greatest amount of kinetic energy? A Solid B Liquid C Gas D Varies, depending on the substance 10 Which of the following is a correct statement regarding mixtures? F Mixtures are composed of a single substance. G Mixtures are composed of more than one substance. H Mixtures have a fixed composition. J All substances in a mixture are visible at all times. Page 4 of 4 Print Date 01/23/2019 Printed By Justin Guillory, ROCKSPRINGS ISD