Mixtures and Solutions Assessment

5th grade science assessment on mixtures and solutions!

Read the following statements and select the correct answer. The components of a homogeneous mixture can be distinguished. True False The components in a mixture of oil and water can't be distinguished; that's why we say it's heterogeneous. True Flase Petroleum is obtained from deep excavations on land or on the seabed. It’s a nonrenewable resource used to produce energy. True False In most ores, the materials are physically mixed with other substances. True False Nylon is a natural fiber used to make clothing. True False Coffee and milk is a mixture. True False Salt dissolves in water. True False Read the following statements and fill the blanks with the correct answer. 1. A homogeneousmixture is one whose components cannot be seen with the naked eye.2. A heterogeneous mixture is one whose components can be seen with the naked eye, as they’re separated or in different states.3. Mixtures are physical combinations of two or more pure substances that vary in proportion.4. A solution is a homogenous mixture of two or more substances that cannot be distinguished from each other.5. The substance found to the least amount in a mixture and that dissolves is called a solute .6. The substance found to the most amount is called a solvent .7. A concentrated solutionis a solution containing a large amount of solute.8. A diluted solution is a solution containing a small amount of solute. Sort the following mixtures into the correct category. Natural Mixture Seawater Atmosphere Soil Ores Petroleum Artificial Mixture Nylon Polyester Ceramic Dyes Plastic