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Physical Boot Camp. 5.5C Demonstrate that some mixtures maintain physical properties of their ingredients such as iron filings and sand.
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Physical Boot Camp 5.5C Demonstrate that some mixtures maintain physical properties of their ingredients such as iron filings and sand.
STAAR 2013 #21; RC1; Supporting1. A mixture of beads was placed in a container, as shown below. The beads are of various sizes and each one is made of plastic, glass, or steel.The mixture would be easily to separate because all the beads—A. are less dense than waterB. are solidsC. have the same massD. are attracted to a magnet
STAAR 2013 #21; RC1; Supporting1. A mixture of beads was placed in a container, as shown below. The beads are of various sizes and each one is made of plastic, glass, or steel.The mixture would be easily to separate because all the beads—A. are less dense than waterB. are solidsC. have the same massD. are attracted to a magnet
TAKS Study Guide, #21 2. A student stirs together a mixture of hot water and small amounts of salt, sand, and sugar. The student then pours the mixture through a paper towel. Which substance or substances will collect on the paper towel? A Only the sugar B Only the sand C Both the salt and the sugar D Both the salt and the sand
TAKS Study Guide, #21 2. A student stirs together a mixture of hot water and small amounts of salt, sand, and sugar. The student then pours the mixture through a paper towel. Which substance or substances will collect on the paper towel? A Only the sugar B Only the sand C Both the salt and the sugar D Both the salt and the sand
2004—#22 (78%) 4. Carbon powder and iron filings are both black powders. When mixed together, they look like one black powder. Which of these would be best to use to separate the iron filings from the carbon powder? F A magnifying glass G Heat H A magnet J Water
2004—#22 (78%) 4. Carbon powder and iron filings are both black powders. When mixed together, they look like one black powder. Which of these would be best to use to separate the iron filings from the carbon powder? F A magnifying glass G Heat H A magnet J Water
2006—#7 (89%) 5. A company collects cans for recycling. Some cans are made of aluminum, and some are made of iron. Which of the following is the best way to separate the two types of cans? A Heat the iron cans until they melt B Use scissors to cut the cans C Use a magnet to pick up the iron cans D Float the cans in water
2006—#7 (89%) 5. A company collects cans for recycling. Some cans are made of aluminum, and some are made of iron. Which of the following is the best way to separate the two types of cans? A Heat the iron cans until they melt B Use scissors to cut the cans C Use a magnet to pick up the iron cans D Float the cans in water
2008—#3 6. A student mixes three spoonfuls of sand with one cup of war water in an open container. The student puts the container of sand and water near a window for four days. How many spoonfuls of sand will be in the container when all of the water has evaporated? A 1 B 2 C 3 D 4
2008—#3 6. A student mixes three spoonfuls of sand with one cup of war water in an open container. The student puts the container of sand and water near a window for four days. How many spoonfuls of sand will be in the container when all of the water has evaporated? A 1 B 2 C 3 D 4
2009—#38 (94%) 7. Which of these mixtures would be easiest to separate? F Fruit salad G Powdered lemonade H Hot chocolate J Instant pudding
2009—#38 (94%) 7. Which of these mixtures would be easiest to separate? F Fruit salad G Powdered lemonade H Hot chocolate J Instant pudding
2011—STAAR™ Released Test Questions, #3 8. A small bowl contains a mixture of toothpicks and glass marbles. The easiest way to separate the mixture without touching it would be to— F add glue to the mixture G place a magnet in the bowl H pour the mixture into a paper cone J add water to the bowl
2011—STAAR™ Released Test Questions, #3 8. A small bowl contains a mixture of toothpicks and glass marbles. The easiest way to separate the mixture without touching it would be to— F add glue to the mixture G place a magnet in the bowl H pour the mixture into a paper cone J add water to the bowl
9. Which of these mixtures can be separated by using a magnet? A A mixture of sand and sugar B A mixture of sand and iron pieces C A compound of hydrogen and oxygen D A compound of sugar and water
9. Which of these mixtures can be separated by using a magnet? A A mixture of sand and sugar B A mixture of sand and iron pieces C A compound of hydrogen and oxygen D A compound of sugar and water
10. Some students made trail mix by putting peanuts, chocolate chips, and raisins in a bowl. Why did the trail mix taste both sweet and salty? A The peanuts and the raisins were both crunchy and soft. B The peanuts stayed salty while the raisins and chocolate chips stayed sweet. C The peanuts remained sweet while the raisins stayed crunchy. D The chocolate chips, and the raisins were very salty.
10. Some students made trail mix by putting peanuts, chocolate chips, and raisins in a bowl. Why did the trail mix taste both sweet and salty? A The peanuts and the raisins were both crunchy and soft. B The peanuts stayed salty while the raisins and chocolate chips stayed sweet. C The peanuts remained sweet while the raisins stayed crunchy. D The chocolate chips, and the raisins were very salty.
11. A fifth grade student added some salt, sugar, sand, and rocks to a jar of water and then shook it up to mix everything together. Which substances kept their own physical properties when mixed with the water? A Sand and sugar B Rocks and salt C Sugar and salt D Sand and rocks
11. A fifth grade student added some salt, sugar, sand, and rocks to a jar of water and then shook it up to mix everything together. Which substances kept their own physical properties when mixed with the water? A Sand and sugar B Rocks and salt C Sugar and salt D Sand and rocks
13. What physical property of milk remains the same when it is mixed with chocolate syrup? A Color B Taste C State D Aroma
13. What physical property of milk remains the same when it is mixed with chocolate syrup? A Color B Taste CState (still a liquid) D Aroma
14. Which of the following solutions is composed completely of gases? A Milk B Sprite® C Air D Salad
14. Which of the following solutions is composed completely of gases? A Milk B Sprite® C Air D Salad
15. The ingredients or parts in a mixture— A join together to form new matter B can never be separated C can be physically separated D become chemically joined
15. The ingredients or parts in a mixture— A join together to form new matter B can never be separated C can be physically separated D become chemically joined
16. You are given a beaker containing a mixture of salt and water. How could you separate this mixture? A Let the salt settle out of the water and pour off the pure water. B Evaporate the water and collect the salt left behind. C Put the mixture under a microscope to separate the salt and water. D Use an electromagnet to separate the salt from the water.
16. You are given a beaker containing a mixture of salt and water. How could you separate this mixture? A Let the salt settle out of the water and pour off the pure water. B Evaporate the water and collect the salt left behind. C Put the mixture under a microscope to separate the salt and water. D Use an electromagnet to separate the salt from the water.
18. Which physical property of salt does not change when it is mixed with water? A Texture B Size C Taste D Shape
18. Which physical property of salt does not change when it is mixed with water? A Texture B Size C Taste D Shape
19. How could you separate a mixture of sand and iron filings most easily? A Stir the mixture into a glass of water and let the water evaporate. B Place the mixture in a glass beaker and heat it for 20 minutes. C Place the mixture on a piece of paper and move a magnet through it. D Use a pair of pointed tweezers to pick out all of the iron filings.
19. How could you separate a mixture of sand and iron filings most easily? A Stir the mixture into a glass of water and let the water evaporate. B Place the mixture in a glass beaker and heat it for 20 minutes. C Place the mixture on a piece of paper and move a magnet through it. D Use a pair of pointed tweezers to pick out all of the iron filings.
21. In the mixtures below, all of the ingredients keep their same physical properties when mixed EXCEPT— A a tossed salad B gravel and sand C dried cereal and milk D spaghetti and meatballs
21. In the mixtures below, all of the ingredients keep their same physical properties when mixed EXCEPT— A a tossed salad B gravel and sand C dried cereal and milk D spaghetti and meatballs
22. Salt water is a mixture where the particles of salt dissolve in and spread evenly throughout the water. How could salt be separated from the water? A Boil the mixture until the water evaporates. B Freeze the mixture until the salt sinks to the bottom. C Pour the mixture through several layers of coffee filters. D Run a magnet through the mixture to remove the salt particles.
22. Salt water is a mixture where the particles of salt dissolve in and spread evenly throughout the water. How could salt be separated from the water? A Boil the mixture until the water evaporates. B Freeze the mixture until the salt sinks to the bottom. C Pour the mixture through several layers of coffee filters. D Run a magnet through the mixture to remove the salt particles.
23. In a container, a mixture of water and salt is stirred so that the salt dissolves completely. Sand is added to this solution and allowed to settle to the bottom of the container. If the container is placed on a heat source and the liquid evaporates completely, what will be left in the container? A Nothing will remain in the container. B Only salt will remain in the container. C Only sand will remain in the container. D Salt and sand will both remain in the container.
23. In a container, a mixture of water and salt is stirred so that the salt dissolves completely. Sand is added to this solution and allowed to settle to the bottom of the container. If the container is placed on a heat source and the liquid evaporates completely, what will be left in the container? A Nothing will remain in the container. B Only salt will remain in the container. C Only sand will remain in the container. D Salt and sand will both remain in the container.
25. A student has a mixture of soil and water in a jar. Which of the following tools would best help the student separate the soil from the water? A A filter B A measuring cup C A triple beam balance D A hand lens