Understanding Concentrations (Grade 8 Science)
Explore the concepts of concentration, solute, solvent, and solutions with this Grade 8 Science worksheet.
Includes
Standards
Topics
Understanding Concentrations
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Show your work for any calculations.
1. What term describes a substance that dissolves another substance to form a solution?
Solute
Solvent
Solution
Suspension
2. Which of the following will dissolve faster?
A sugar cube in cold water
Granulated sugar in hot water
A sugar cube in hot water
Granulated sugar in cold water
3. A is a homogeneous mixture of two or more substances.
4. The universal solvent is .
5. When a solution contains the maximum amount of solute that can be dissolved at a given temperature, it is called a solution.
6. Define concentration in your own words.
7. Explain two ways you can increase the rate at which a solid dissolves in a liquid.
8. Observe the image below of a beaker containing a solution. Identify the solute and the solvent.
Solute:
Solvent:
9. A dilute solution contains a large amount of solute and a small amount of solvent.
True
False
10. Increasing the temperature generally increases the solubility of solids in liquids.
True
False
11. Imagine you are making lemonade. You add a certain amount of sugar to water, but it doesn't all dissolve. Describe what type of solution you have, and what you could do to make more sugar dissolve.
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