1. Matter: Mixtures and Solutions
Review PPT for Unit Test

2. What is the term that means ANYTHING that TAKES UP SPACE AND HAS MASS?
matter
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3. Something that is made up of only one kind of matter is called what?
substance
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4. What do you call traits like size, color, and shape?
Physical properties
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5. True or false: Mixtures can be separated by physical means?
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6. Click One Time for Answer
A few drops of acetic acid are added to 100ml of water. In this example the water is considered what part of the solution?
Solvent = water
(the drops of acid would be the solute)
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7. True or false: solutions are evenly spread throughout the mixture.
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8. Salt dissolves fastest in what type of water?
Water that is heated and/or stirred
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9. Click One Time for Answer
What word describes the kind of mixture in which all of the solid materials seem to disappear in the water?
solution
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10. True or False: All mixtures are solutions
False- there are many more kinds of mixtures that just solutions. They are just one kind of mixture
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11. True or false: All solutions are mixtures
True- because 2 or more things are added together
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12. Click One Time for Answer
True or false: Matter can be classified by its state and whether it is a substance or a mixture
True
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13. True or false: Oil is the universal solvent
False- water is the universal solvent
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14. 2HO is the chemical symbol for water
False- it is H2O
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15. True or False: Sugar cubes dissolve faster if the water is heated
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16. True or false: Mass changes when it is moved from place to place?
False- it only changes if we add or take it away
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17. How is a solution different from other kinds of mixtures?
The particles of matter cannot be seen because they are spread evenly throughout the mixture.
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18. Lemonade is an example of what kind of mixture?
It’s a solution of two liquids: water and lemon juice
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19. What is an example of a solution made of two liquids?
Lemon water (lemon juice and water)
Food coloring and water
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20. Which state of matter does not have a definite shape or volume?
gas
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21. Click One Time for Answer
Certain cleaning products have warnings not to use them with other cleaners. Why would you not mix them?
Because mixing them could create toxic or deadly fumes that could burn your lungs or even burn your skin if it touched you. Toxic fumes could kill you.
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22. How would you separate the following mixture: water, paperclips, cork, salt, and rocks?
Floatation – cork
Magnetic attraction – paper clips
Filtration – rocks
Evaporation- the salt from the water
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23. If 200 mL of water is mixed with 10g of salt, which is the solvent and which is the solute?
Water – solvent
Salt - solute
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24. Which dissolves faster, smaller particles or larger particles?
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25. Click One Time for Answer
What do you call it when a solution has a lot of solute and not a lot of solvent?
Concentrated
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26. What is the process of separating the colors in ink called?
chromatography
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27. What are the different ways to separate a mixture?
Magnetic attraction
Filtration
Sifting
Floatation
Chromatography
Evaporation
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28. How can smoke from factories pollute the air?
Chemicals from the smoke mixes with water vapor in the air and can form acid rain
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29. How can you increase the rate something dissolves?
Heat it
Stir it
Crush it
Shake it
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30. Click One Time for Answer
You are drinking lemonade and notice it is way too sugary and lemony. What can you do?
Add water to lesson the sugar and lemon taste
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31. How are particles arranged in a solid and how do they move?
Tightly packed together
They vibrate
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32. How are the particles arranged and move in a liquid?
Free – flowing
Bumping into each other
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33. How are the particles in gases arranged and how do they move?
Least organized because they are the most spread out
Move quickly because they are so far apart
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34. Identify the state of matter:
Solid
Liquid
Gas
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35. What metric units are used to measure mass?
Grams or kilograms
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36. In Latin, what does matter mean?
“mother”
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37. When thinking about the 3 states of matter, describe their shape and volume
Solids- definite shape AND volume
Liquids- no definite shape (takes shape of container it’s in) BUT has definite volume
Gas- no definite shape (takes shape of containers) AND no definite volume
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38. How do you know if a mixture does NOT make a solution?
If you have to keep stirring or shaking it to keep the solute/solvent mixed, it’s not a solution
It particles settle to the bottom of the container, then it’s not a solution
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39. What are some examples of a solution?
Salt water………………Kool Aid
Sugar water……………Lemonade
Tea…………..food coloring/water
Broth………… …tea/coffee
Windex
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40. Give an example of a solid/solid mixture
There are millions of examples you could give for this- just be sure both parts are solids.
Ex: trail mix, salad without dressing, pens and pencils, rocks and sand, shells and rocks, nickels and pennies, etc.
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41. Give an example of a solid/liquid mixture
There are thousands of examples- so just be sure one is a solid and one is a liquid
Ex: sugar water, salt water, Kool Aid powder and water, rocks and water, sand and water, peanuts and Pepsi, iced tea, cereal and milk
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42. Give and example of a liquid/liquid mixture
There can be thousands of examples, so just be sure both parts are liquids
Ex: food coloring and water, Pepsi and Coke, syrup and milk, coffee and creamer, water and lemon juice
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