Schoolnet Matter 2
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1. An ice cube is placed in a glass of water. The total weight of the ice cube and water is 0.5 pounds. After the ice cube melts, what will most likely be the total weight of the water?
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A. 0.4 pounds B. 0.5 pounds C. 0.8 pounds D. 1.0 pound
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3. Sherry buys a 5 ounce cup of ice cream. The summer heat melts the ice cream before she can eat any. Which best describes the weight of the melted ice cream?
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A. 2.5 ounces B. 5 ounces C. 10 ounces D. 15 ounces
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4. A rock weighing 50 g is broken into 2 pieces. What are possible weights for the two pieces of rock?
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A. 20 g and 20 g B. 30 g and 20 g C. 30 g and 30 g
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5. James wanted to observe the interaction between his favorite soda and some candy. James poured 20 ounces of soda and 2 ounces of candy in a closed container weighing 5 ounces. What would most likely be the weight of the mixture and container after the candy has completely dissolved?
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A. 5 ounces B. 20 ounces C. 25 ounces D. 27 ounces
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6. Bob puts 200 grams of ice into a pitcher with 900 grams of water. He gets distracted and comes back later to find that the ice has melted in the water. How many grams of water does Bob now have in the pitcher?
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A. 200 g B. 700 g C. 900 g D. 1,100 g
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7. Thomas has 1,200 g of salt water. Which are the correct measures of salt and water before they were mixed?
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A. 600 g of salt and 600 g of water B. 900 g of salt and 200 g of water C. 1,200 g of salt and 1,200 g of water
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8. Julia is following a recipe to make batter for a cake. She uses a scale to weigh each ingredient separately. Julia can best use this information to predict the weight of the mixed batter by
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A. adding the weights of each ingredient together. B. multiplying the weights of each ingredient together. C. dividing the weight of the wet ingredients from the weight of the dry ingredients. D. subtracting the weight of the wet ingredients from the weight of the dry ingredients.
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9. Jane took a 1 ounce slice of bread and cut it into 2 pieces. On one side, she put 2 ounces of peanut butter. On the other side she put 1 ounce of jelly. Which will most likely be the weight of the finished sandwich?
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A. 7 ounces B. 3 ounces C. 6 ounces D. 4 ounces
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10. Dry ice immediately becomes a gas at room temperature. How much will the contents of 500 g of dry ice, placed in a closed container at room temperature, weigh after half the dry ice turns into a gas?
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A. 250 g B. 350 g C. 500 g D. 600 g
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12. An ice cube melts and then evaporates. The ice cube and the water vapor have the same
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A. mass. B. density. C. volume. D. temperature.
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13. Katrina built a house weighing 1 pound out of toy blocks, but she accidentally knocked it down. What was the weight of all of the fallen blocks?
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A. 1/2 pound B. 2 pounds C. 1 pound D. 0 pounds
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14. Mike dissolves some sugar in water and pours 10 ounces of the mixture into a jar with a lid to create rock candy. Which is most likely the weight of the mixture after it crystallizes into rock candy?
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A. 0 ounces B. 5 ounces C. 10 ounces D. 12 ounces
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16. Karen is making soup. She adds .5 kilograms of carrots, .25 kilograms of onion, and .5 kilograms of potato to 1 kilogram of water. Which will most likely be the mass of Karen's soup?
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A. 1.75 kilograms B. 2 kilograms C. 2.25 kilograms D. 3 kilograms
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17. Vanessa weighs her banana with the peel and it weighs 145 grams. She weighs the banana again after she has removed the peel. The banana now weighs 123 grams. About how much does the peel weigh?
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A. 14 grams B. 18 grams C. 22 grams
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18. Mr. Cooper's class conducts an experiment by combining 8 ounces of vinegar with 6 ounces of lemon juice. The experiment occurs in a closed container weighing 4 ounces. After the interaction, what is the weight of the container and solution?
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A. 10 ounces B. 11 ounces C. 14 ounces D. 18 ounces
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19. Pat raked and bagged 2 pounds of maple leaves that had fallen to the ground. Which best describes the weight of the leaves before they fell to the ground?
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A. 0.5 pound B. 1 pound C. 2 pounds D. 2.5 pounds
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20. Ray had a rope that weighed one pound. Which best describes the weight of the rope after he cut it into four pieces?
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A. 1/4 lb B. 1 lb C. 2 lbs D. 4 lbs
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21. Joe melted two 4oz sticks of butter. Which best describes the weight of the melted butter?
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A. 2 oz B. 4 oz C. 8 oz
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23. Mrs. Champion's class performed an experiment in which they combined 10 ounces of lemon juice with 15 ounces of vinegar to create a new cleaning solution. The experiment was conducted in a sealed spray bottle weighing 5 ounces. The students weighed the bottle with the solution immediately following the experiment. What did the students most likely discover about the weight of the solution and the bottle?
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A. It weighed 25 ounces because the solutions mixed and dissolved the bottle. B. It weighed 10 ounces because some of the solution dissolved when it was combined. C. It weighed 60 ounces because the solutions doubled in quantity when mixed together. D. It weighed 30 ounces because the solutions mixed and everything was contained inside the closed bottles.
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24. A jeweler melts gold to make jewelry. As the gold melts, the mass
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A. increases. B. decreases. C. is destroyed. D. stays the same.
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25. A fresh apple is placed in a tightly sealed glass jar. The total mass of the jar and apple is measured. After a week, the apple in the jar begins to rot. The total mass is measured again. Which can be accurately predicted?
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A. The total mass will not change because the amount of matter in the jar and the apple will not change. B. The mass of the jar will be the total mass because no matter will be left in the jar after the apple rots. C. The total mass will increase because the rotting apple will produce gases. D. The total mass will decrease because the rotting apple will release heat.
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26. A student flattens a ball of clay he is given and shapes it to resemble a boat. Which best describes the masses of the clay ball and the clay boat?
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A. The mass of the clay ball is more than the mass of the clay boat. B. The mass of the clay boat is more than the mass of the clay ball. C. The masses of the clay ball and the clay boat are the same. D. The clay ball has mass, but the clay boat does not.
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27. A group of students mixed 10 ounces of liquid X with 12 ounces of liquid Y to create a new substance. The experiment was conducted in a closed soda bottle weighing 3 ounces. The students weighed the bottle with the new substance immediately following the experiment. Which best describes their results?
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A. It weighed 13 ounces because liquid Y dissolved in liquid X. B. It weighed 15 ounces because liquid X dissolved in liquid Y. C. It weighed 25 ounces because the weight of both liquids and the bottle remain the same and must be added together. D. It weighed 47 ounces because the weight of the liquids is doubled when they are mixed, and the weight of the bottle remains the same.
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28. Jason poured 500 grams of water into a container and tightly sealed it. The water was allowed to freeze. Which is most likely true about the ice that formed?
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A. The mass of the ice is the same as the mass of the water. B. The mass of the ice is greater than the mass of the water. C. The ice formed is a different substance than the water. D. The ice formed is the same temperature as the water.
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29. Jackie creates a piece of artwork by melting crayons and mixing the colors together. She uses 20 crayons that weighed 5 grams each. What is most likely the weight of her artwork?
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A. 4 grams B. 5 grams C. 20 grams D. 100 grams
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30. The Walker family went on vacation and left 2.7 kilograms of milk in their refrigerator. The milk began to spoil, and there were lumps in it when the Walkers returned home. Which is most likely the mass of the spoiled milk?
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A. 1.4 kg B. 2.7 kg C. 5.4 kg D. 8.1 kg
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31. Ricco is making paper air planes. He uses 5 grams of paper to make 10 paper airplanes. If he weighs the paper airplanes, which is their total mass?
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A. 5 grams B. 10 grams C. 15 grams
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32. A glass is filled with 100 g of tea and ice cubes. Which best describes the weight of the contents after the glass sits in the sun for 2 hours?
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A. The weight will be less than 100 g because some of the liquid will evaporate into the atmosphere. B. The weight would be much less than 100 g because mass is lost as the ice cubes melt. C. The weight will be 100 g because the weight of the tea and the ice cubes will remain the same since no change occurs. D. The weight will be more than 100 g because mass is increased as the ice cubes melt and more liquid is added to the glass.
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33. Which statement best describes what happens when a nail rusts?
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A. The mass of the nail is equal to the mass of the rust. B. The mass of the rust is equal to one half the mass of the nail. C. The mass of the nail is equal to the mass of the rust and the combined oxygen. D. The mass of the rust is equal to the mass of the nail and the combined oxygen.
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34. A teacher adds 2 g of chalk to 25 g of vinegar in a tightly sealed jar. The chalk and vinegar react, and gas bubbles form. What is the total mass of the jar's contents after the reaction takes place?
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A. 23 g B. 25 g C. 27 g D. 50 g
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35. Sue is making pudding for her family. She mixes 490 g of cold milk with 90 g of pudding mix and then puts it in the refrigerator to solidify. About how many grams of pudding was made?
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A. 90 g B. 190 g C. 400 g D. 580 g
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36. Two kilograms of water are placed in a closed container. The container is placed in the freezer, and after a few hours it turns into ice. Which is most likely the mass of the ice?
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A. 1.0 kilogram B. 1.5 kilograms C. 2.0 kilograms D. 2.5 kilograms
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38. John filled a bottle half way with water, placed a lid on it, then put it in the freezer. How does the weight of the water and bottle compare before and after it is in the freezer?
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A. The water and bottle weigh the same as they did when they went in the freezer. B. The water and bottle weigh more when they come out of the freezer because ice weighs more. C. The water and bottle weigh less when they come out of the freezer because water evaporates when it gets cold.
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39. Ashley creates a clay bowl that weighs 1.0 lb. Which is the weight of the clay used to create the bowl?
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A. 0.5 lb B. 1.0 lb C. 1.5 lbs D. 2.0 lbs
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41. Jamie weighs a glass of water and observes its weight to be 12 ounces. Jamie then adds 6 ice cubes to the glass of water. Each ice cube weighs one ounce. After all of the ice cubes have melted, what will be the approximate weight of the glass of water?
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A. 6 ounces B. 12 ounces C. 18 ounces D. 24 ounces
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42. Jacob cuts a one pound block of cheese into four slices. What is the weight of the cheese after it is sliced?
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A. 1/4 pound B. 1 pound C. 2 pounds D. 4 pounds
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43. Amanda melted a 4oz chocolate bar in a pot with a lid. What is most likely true about the weight of the melted chocolate?
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A. It weighs more than 4 oz. B. It weighs less than 4 oz. C. It weighs exactly 4 oz.
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44. The mass of a piece of construction paper is 8 grams. The piece of construction paper is torn into 4 equal sections. When weighing the four equal sections together, what is the mass?
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A. 2 grams B. 4 grams C. 8 grams D. 16 grams
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45. Lucas is boiling 200 g of salt water in an open pot on the stove. Which is a possible weight of the contents of the pot after 10 minutes of boiling?
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A. 150 g because some water evaporates into the air surrounding the pot and decreases the total mass B. 100 g because the salt dissolves in the hot water and has no mass C. 200 g because none of the salt or water is lost during the interaction and mass is conserved D. 250 g because some of the water evaporates into the air surrounding the pot, but the salt becomes a solid and adds mass
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46. Lynne cuts up 40 g of strawberries, 50 g of cantaloupe, and 70 g of pineapple into a bowl. Which best describes the amount of fruit salad in the bowl?
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A. 90 g B. 120 g C. 160 g
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47. Jasmine bought a 525 gram bag of unfrozen fruit popsicles. Which best describes the mass of the popsicles after they were completely frozen?
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A. 325 grams B. 425 grams C. 525 grams
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49. A teacher places a penny into an amount of acid in a closed container to demonstrate a chemical change. The penny weighs 3 grams and the acid 230 grams. After the chemical reaction takes place, what will be the mass of the penny and acid?
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A. 3 grams B. 200 grams C. 230 grams D. 233 grams
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50. Leslie places 5 pounds of ice in a 1 pound bucket with a lid. The next day, she notices all the ice has melted. When she weighs the bucket with the melted ice, what will it most likely weigh?
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A. 4 pounds B. 6 pounds C. 7 pounds
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51. Laura placed 20 grams each of water, grape juice, orange juice, and coffee in an ice cube tray. Laura wanted to see what the mass of each liquid would be after freezing. Which is most likely Laura's conclusion when she weighs the frozen samples?
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A. Each sample will weigh 40 grams. B. Each sample will weigh 25 grams. C. Each sample will weigh 20 grams. D. Each sample will weigh 15 grams.
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53. Khalia had a cup of ice with a mass of 1,000 kg. After the ice melted, which is most likely the mass of the cup of water?
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A. 250 kg B. 500 kg C. 1,000 kg
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54. Mrs. Jones wants to prove to her students that when an object is burned, its total mass is the same before and after the reaction. What should Mrs. Jones do to make sure this is shown by the experiment?
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A. burn the object in a closed container B. burn the object outside on a nice day C. add water to the object after it is burned D. split the object into two equal pieces before burning
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55. The mass of a grape drink mixture is 150 grams. Kathy boils the mixture and notices that 50 grams of water has evaporated. Which will most likely be the result?
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A. The mass of the grape juice mixture will be 50 grams. B. The mass of the grape juice mixture will be 100 grams. C. The mass of the grape juice mixture will be 200 grams. D. The mass of the grape juice mixture will remain 150 grams.
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56. A group of students weighed a sealed jar full of heavy cream. Then they shook the jar until the cream separated, and then they weighed the jar again. Which of the following would best describe its weight?
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A. The jar will have gained weight because some liquid changed to a solid. B. The jar will have gained weight because shaking added energy to it. C. The jar will have lost weight because of friction from shaking the liquid. D. The jar will have kept the same weight because it did not gain or lose any matter.
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57. Robert fills an 8lb cooler with 20 lbs of ice. After leaving the cooler in the sun for an hour, how much will the cooler and the melted ice weigh?
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A. 12 lbs B. 20 lbs C. 28 lbs
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58. Maria fills a bowl with 200 g of water. She puts the bowl of water in the freezer, and the water freezes. Which will most likely be the mass of the frozen water?
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A. 50 g B. 100 g C. 200 g D. 400 g
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60. A 55 gram egg is placed in a pot. After the egg is boiled, which is most likely the weight of the egg?
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A. 50 grams B. 55 grams C. 100 grams D. 110 grams
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61. Max adds 250 g of water and 250 g of rice to a pot on a stove and covers the pot with a lid. As the water boils, it gets absorbed by the rice. How much do the contents of the pot weigh after the rice finishes cooking?
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A. 250 g B. 400 g C. 500 g D. 600 g
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64. Ivy mixed 30 g of hot chocolate mix with 200 g of hot milk. She then added 5 marshmallows with a mass of 8 g each. Which best describes the mass of her hot chocolate?
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A. 235 grams B. 238 grams C. 270 grams
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65. Anthony is performing an experiment. He adds 0.25 grams of baking soda to 5 grams of water and stirs. Anthony watches as the baking soda dissolves in the water. If Anthony weighs the water and baking soda solution, what will its mass be?
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A. 4.75 grams B. 5.0 grams C. 5.25 grams
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66. Mike is racing his electric toy truck. The truck hits a brick wall, and the front of the truck gets crushed. If the truck originally had a mass of 2.0 kg, how much mass does it most likely now have?
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A. 1.5 kg B. 1.9 kg C. 2.0 kg D. 2.2 kg
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67. Bess found 25 balls of paper that weigh 0.5 lbs all together. Which best describes the weight of all the paper before it was crumpled into balls?
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A. 0.5 lbs B. 1.0 lb C. 5.0 lbs D. 12.5 lbs
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68. Lisa bought a box of candles weighing 30 ounces. There were 5 candles in the box. Lisa left the box in her car, and the candles melted together, forming one piece of wax. How much will the box of candles most likely weigh after this change?
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A. 5 ounces B. 6 ounces C. 25 ounces D. 30 ounces
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69. While working in the yard, John and his father trimmed a few trees and put the branches into a machine to create mulch for the yard. If they created 10 kg of mulch, which is most likely the weight of the branches they used?
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A. 5 g B. 10 kg C. 15 kg D. 20 kg
