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12
1-800-453-8481
Visual Learning Company
Solutions at Work
Answer Key to Student Assessments
Pre-Test (p. 14-15)
Post-Test (p. 16-17)
Video Review (p. 18)
Vocabulary (p. 19 )
1. a - solution
2. c - seawater
3. d - dissolving
4. b - solute
5. d - concentration
6. a - solubility
7. c - cooling
8. b - water
9. d - acids
10. a - slippery
11. true
12. false
13. true
14. false
15. false
16. A solution contains two or more substances.
17. Seawater is an example of a solution. It
contains water, salts, and other compounds.
18. A solvent is the material in which the solute is
dissolved.
19. Ways to increase the rate of dissolving include
stirring, shaking, and crushing the solute.
20. Examples of acids include lemons, limes, and
vinegar.
1. d - concentration
2. d - acids
3. c - cooling
4. a - solution
5. a - solubility
6. d - dissolving
7. b - water
8. a - slippery
9. b - solute
10. c - seawater
11. false
12. true
13. false
14. false
15. true
16. Ways to increase the rate of dissolving include
stirring, shaking, and crushing the solute.
17. A solvent is the material in which the solute is
dissolved.
18. Examples of acids include lemons, limes,
and vinegar.
19. Seawater is an example of a solution. It
contains water, salts, and other compounds.
20. A solution contains two or more substances.
1. solution
2. dissolving
3. solute
4. solvent
5. alloy
6. concentration
7. solubility
8. water
9. acids
10. bases
1. No, the juice in the bottom does not look different
than that at the top. The juice solution looks the
same throughout.
2. The darker cup of tea brewed with two tea bags
has a greater concentration of tea.
3. Salt dissolves more readily in water than pepper.
4. Soap feels slippery when touched.
1. A solution is a type of mixture in which the particles
are evenly distributed.
2. In a solution the solute is the substance being
dissolved.
3. Concentration is a measure of the amount of
solute dissolved in a solvent.
4. Water is often referred to as the universal solvent.
5. Acids, such as vinegar, usually taste sour.
Summary :
Page 12 1-800-453-8481 Visual Learning Company Solutions at Work Answer Key to Student Assessments Pre-Test (p. a - solution 2. d - dissolving 4. b - solute 5. d - concentration 6. b - water 9. d - acids 10. d - concentration 2. d - acids 3. a - solution 5. d - dissolving 7. b - water 8. b - solute 10.
Tags :
solute,water,false,acids,concentration,dissoling,solent,seawater,dissoled,true,include,contains,inegar