Separating Mixtures

What processes are involved in distillation?

• condensation

• evaporation

• condensation and evaporation

• evaporation and sublimation

How is salt separated in a saltwater solution?

• condensation

• distillation

• evaporation

• decantation

Tags

NGSS.MS-PS3-4

How can iron filings be separated from sawdust and cornstarch mixture?

• condenasation

• decantation

• evaporation

• use of magnets

Which is true about the process of decantation?

• It uses a magnet to separate the magnets.

• It uses the hand to separate the components.

• It is pouring the liquid to another container and leaving the solid components.

• It is using the two processes of evaporation and condensation.

Which of the following processes uses a paper, cloth or fine material to separate the solid particles from the mixture?

• condensation

• evaporation

• filtration

• decantation

Which of the following does not describe the process of decantation?

• Denser liquids settle beneath the other liquid

• Less dense liquid can be poured off to separate from the denser liquid.

• Liquid can be decanted when the solid does not dissolve in liquid.

• Lesser denser liquid settle beneath the denser liquid

Which process or method separates a metallic substance from those of nonmetal?

• decantation

• distillation

• using of hands

• use of magnets

Which is an example of physical manipulation?

• boiling water

• picking tiny stones from the rice grains

• letting water pass through a fine cloth

• evaporating liquid

Which of the statement is incorrect?

• Mixtures must be labeled correctly.

• Mixtures are kept and stored properly.

• Mixtures are all beneficial to the environment.

• Mixtures should be handled well.

Which is not true about mixtures?

• Most mixtures benefit the homes, industries and society.

• Mixtures have advantages and disadvantages to the environment.

• Mixtures are made only for households consumption.

• Mixtures contribute to the development of technology.