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| 1 | |
In boiling maple sap to obtain maple syrup, the liquid _________, and the solution becomes more and more concentrated. |
| | A) | crystallizes |
| | B) | settles |
| | C) | separates |
| | D) | evaporates |
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| 2 | |
When making maple syrup from sap, ________ is the solvent in the solution. |
| | A) | sugar |
| | B) | syrup |
| | C) | water |
| | D) | salt |
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| 3 | |
________ occurs when saltwater evaporates. |
| | A) | Precipitation |
| | B) | Crystallization |
| | C) | Condensation |
| | D) | Transpiration |
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| 4 | |
Crystallization is an example of a ____ in matter. |
| | A) | physical change |
| | B) | chemical change |
| | C) | biological change |
| | D) | chemical property |
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| 5 | |
When a solution is heated until the solvent changes to a gas and the gas is then condensed back to a liquid by cooling, _________ has taken place. |
| | A) | crystallization |
| | B) | distillation |
| | C) | sublimation |
| | D) | precipitation |
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| 6 | |
Use this diagram to answer questions 6 and 7.
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In this method of distilling drinking water, (A) represents which part of the cycle?
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| | A) | Crystallization |
| | B) | Precipitation |
| | C) | Transpiration |
| | D) | Evaporation |
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| 7 | |
In this method of distilling drinking water, (B) represents which part of the cycle? |
| | A) | Condensation |
| | B) | Evaporation |
| | C) | Sublimation |
| | D) | Crystallization |
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| 8 | |
You are asked to look at two bottles of water and decide, without tasting, which is salty and which is pure. You decide to allow a sample from each bottle to evaporate. You know that the process of ______ will occur in one sample, leaving the salt behind. |
| | A) | distillation |
| | B) | transpiration |
| | C) | crystallization |
| | D) | condensation |
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| 9 | |
Physical methods of purifying water for drinking include using filtration and flotation to |
| | A) | crystallize the solution |
| | B) | remove solid matter |
| | C) | increase the amount |
| | D) | change the pH |
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| 10 | |
Crystallization occurs when a solvent evaporates from a concentrated solution, leaving ____ behind. |
| | A) | a mixture |
| | B) | an acid |
| | C) | a base |
| | D) | a solute |
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