Separating Mixtures

List the 2 ways to seperate mixtures listed in the presentation.

• sifting/ sieving

• evaporation and straining

• Filtration and handpicking

• magenetizim and filtration

Imagine you are given an engineering assignment. Your task is to design a vessel that can transport gold (a high-density material) through the water. What materials would you use? Explain why you chose the materials you did.

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Describe a mixture that would require you to use a sieve in order to separate it

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What type of tool is this?

• Sieve/Strainer

• Filter

• Magnet

• Settling

This method is a technique used in separating a less-dense substance from a denser one.

• decantation

• evaporation

• distillation

• filtration

Type of mixture that has the SAME COMPOSITION in every part.

• Homogenous
• Heterogeneous

Which mixture can be separated using a filter?

• sand and iron filings

• saltwater

• sand and water

• none of the above

Sand and gravel may be separated from each other through using..

• a filter funnel

• a sieve

• an evaporating basin

• a distillation

Which of the following processes is used to separate insoluble particles from liquids?

• A. Drying

• B. Sieving

• C. Filtration

• D. Extraction

If you had a mixture of rocks and sand and needed to separate them what method would work best?

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