SEPARATING MIXTURES

1. Brother wants to transfer the nails that were mixed inside a plastic cup to his toolbox. What method is suited for him to separate the nails?

• A. distillation

• B. flotation

• C. sieving

• D. using of magnet

2. In a construction site, Workers used a sieve to separate fine sand from pebbles. What method of separating mixture showed?

• A. chromatography

• B. distillation

• C. sieving

• D. using magnet

3. How will you separate the components of mixed nuts on a plate?

• A. chromatography

• B. distillation

• C. handpicking

• D. using magnet

4. Which of the following mixtures can be used to separate materials through the process of scooping?

• A. pebbles mixed with nuts

• B. cereals mixed with milk

• C. pebbles and soil

• D. buttons and pins

5. Which term refers to when two or more substances are physically combined?

• A. alloy

• B. mixture

• C. distillation

• D. solvent

6. In separating the mixture of Styrofoam and sand, water will be used for the Styrofoam to float from the sand. What method is this called?

• A. distillation

• B. flotation

• C. sieving

• D. using of magnet

7. Which term refers to separating mixture involves evaporation and condensation?

• A. chromatography

• B. distillation

• C. sieving

• D. using magnet

8. In paper chromatography, the colors produced from the black spot are blue, red, yellow and violet. These colors are _______________________________.

• A. the dyes present in the ink

• B. the colors brought by emulsion

• C. the dyes absent in the ink

• D. the dyes combined to water

9. The liquid obtained from the process of condensation in distillation is called ______.

• A. solute

• B. distillate

• C. emulsifier

• D. tap water

10. Which of the following does not belong to the group?

• A. chromatography

• B. distillation

• C. floating

• D. spraying