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Chemical And Physical Changes Quiz 1

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Chemical And Physical Changes Quiz 1

  1. 1. CHEMICAL AND PHYSICAL CHANGES QUIZ 5 th Grade Physical Science
  2. 2. TURNING POINT DIRECTIONS <ul><li>Use the Turning Point clickers provided to answer each question. </li></ul><ul><li>When the ball appears you will only have 10 seconds left to record your answer. </li></ul><ul><li>You may change your answer at anytime before the ball hits 0. </li></ul>
  3. 3. 1. WHAT KIND OF CHANGE OCCURS WHEN GASEOUS NITROGEN BECOMES VERY COLD AND CHANGES TO A LIQUID? <ul><li>physical </li></ul><ul><li>chemical </li></ul><ul><li>both chemical and physical </li></ul><ul><li>neither chemical nor physical </li></ul>10
  4. 4. 2. WHICH OF THE FOLLOWING IS NOT A PHYSICAL CHANGE THAT HAPPENS WHEN WATER CHANGES STATE? <ul><li>Water boils </li></ul><ul><li>Water freezes </li></ul><ul><li>Ice sinks </li></ul><ul><li>Ice melts </li></ul>10
  5. 5. 3. AS ICE MELTS INTO LIQUID WATER, ITS TEMPERATURE <ul><li>Increases </li></ul><ul><li>Decreases </li></ul><ul><li>Stays the same </li></ul><ul><li>Varies with the environment </li></ul>10
  6. 6. 4. YOU PUT SOME WATER IN TRAYS IN THE FREEZER. SOON, YOU HAVE ICE CUBES. WHAT HAPPENS TO THE TINY PARTICLES OF WATER AS THE WATER CHANGES IN ICE? <ul><li>They all move in different directions. </li></ul><ul><li>They move more slowly. </li></ul><ul><li>They move faster. </li></ul><ul><li>They move only in one direction. </li></ul>10
  7. 7. 5. WHAT WILL HAPPEN TO A GLASS OF ICE WATER LEFT ON A COUNTER ON A HOT SUMMER DAY? <ul><li>The temperature of the water will fall, causing it to freeze. </li></ul><ul><li>More ice will form as the temperature of the water falls. </li></ul><ul><li>The ice will melt as the temperature of the water rises. </li></ul><ul><li>The ice will prevent the temperature of the water from changing. </li></ul>10
  8. 8. 6. WHICH OF THE FOLLOWING IS NOT A CHEMICAL CHANGE? <ul><li>Cookie dough bakes. </li></ul><ul><li>Toast burns. </li></ul><ul><li>Bread is cut. </li></ul><ul><li>Popcorn pops. </li></ul>10
  9. 9. THE DROPS OF WATER THAT FORM ON THE OUTSIDE OF A COLD GLASS ON A HOT DAY ARE AN EXAMPLE OF <ul><li>A chemical change. </li></ul><ul><li>A physical change. </li></ul><ul><li>Both a chemical and a physical change. </li></ul><ul><li>Neither a chemical nor a physical change. </li></ul>10
  10. 10. 8. WHICH OF THE FOLLOWING IS A PHYSICAL CHANGE? <ul><li>A student cutting paper in to four equal parts. </li></ul><ul><li>An electric heater gets so hot that it burns out. </li></ul><ul><li>A generator burns gasoline and produces electricity. </li></ul><ul><li>A lawnmower stops when its blade is clogged with grass. </li></ul>10
  11. 11. 9. WHICH OF THE FOLLOWING IS A CLUE THAT A CHEMICAL CHANGE HAS OCCURRED? <ul><li>A beaker becomes cold when you mix two liquids in it. </li></ul><ul><li>A liquid forms bubbles when it reaches a high temperature. </li></ul><ul><li>Water changes color when you add food coloring to it. </li></ul><ul><li>A car door feels hot if you touch it on a summer afternoon. </li></ul>10
  12. 12. 10. JOSEPHINE HEATED ICE UNTIL IT BECAME A LIQUID. WHICH TERM IDENTIFIES THIS CHANGE? <ul><li>boiling </li></ul><ul><li>condensing </li></ul><ul><li>freezing </li></ul><ul><li>melting </li></ul>10
  13. 13. 11. WHAT CAN YOU DO TO WOOD TO CAUSE A CHEMICAL CHANGE? <ul><li>Break it. </li></ul><ul><li>Burn it. </li></ul><ul><li>Cut it. </li></ul><ul><li>Saw it. </li></ul>10
  14. 14. 12. WHICH MIGHT OCCUR IF YOU HEAT A SUBSTANCE? <ul><li>boiling </li></ul><ul><li>freezing </li></ul><ul><li>shredding </li></ul><ul><li>none of these </li></ul>10
  15. 15. USE THE DATA TABLE BELOW TO ANSWER THIS QUESTION. TEST RESULTS 1 DISSOLVED 2 INCREASED TEMPERATURE 3 FORMED A CLEAR LIQUID 4 HAD A BAD SMELL 13. THE TABLE LISTS A SCIENTIST’S OBSERVATIONS WHEN SHE STIRS DIFFERENT SUBSTANCES TOGETHER. WHICH TEST SHOW THAT A CHEMICAL CHANGE TOOK PLACE? <ul><li>1 and 3 </li></ul><ul><li>1 and 4 </li></ul><ul><li>2 and 4 </li></ul><ul><li>2 and 3 </li></ul>10

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