Module 1 Lesson 2 Assignment - Mixtures & Solutions

2. Mixtures that have parts that are not uniformly mixed together are called ____________ mixtures.

• homogeneous
• heterogeneous

3. Smoke is an example of a _____ because its suspended particles are small enough that they do not settle.

• colloid
• suspension
• positive
• negative

4. Muddy water is an example of a _____ because the particles will settle over time.

• colloid
• suspension
• positive
• negative

5. which mixture is most likely a solution?

• muddy water
• cranberry juice
• potting soil
• a salad

6. Explain the difference between a heterogeneous mixture and a homogeneous solution.

7. Rebecca made a mixture of raisins, nuts, and dried fruit for a snack. Which kind of mixture was Rebecca’s snack?

• solution
• colloid
• heterogeneous mixture
• suspension

8. When salt is placed in a glass of water and dissolves, it is an example of a ____________.

9. While sitting in your house, you notice that there are particles of dust floating in the air. These particles of dust that are suspended in the air are an example of a(n) ________.

• solid
• solution
• aerosol or colloid
• gas

10. A mixture of gravel and sand is an example of a ______________.

• homogeneous mixture
• heterogeneous mixture

11. Which of the following would make sugar dissolve faster in a cup of water?

• Add cold water and stir.
• Let water evaporate away.
• Add warm water and stir.
• Add more sugar and stir.