Methods of Separating Mixtures

What is the method of separating mixtures that involves using a magnet?

• magnetic filtration

• magnetism separation

• magnetic separation

• magnetic extraction

Which method of separation is used to separate solid particles from a liquid by passing the mixture through a filter?

• distillation

• evaporation

• filtration

• decantation

What is the process of pouring off a liquid from a mixture of solid particles called?

• distillation

• evaporation

• filtration

• decantation

Which method of separation involves the formation of crystals from a solution?

• evaporation

• crystallization

• filtration

• distillation

True or False: Magnetism can be used to separate a mixture of iron filings and sand.

• Only if the sand is wet

• True

• False

• Only if the iron filings are larger than the sand particles

True or False: Filtration can be used to separate a mixture of salt and water.

• True

• False

• Sometimes

• Only if the salt is dissolved in the water

True or False: Decantation is a method of separation that involves using a magnet.

• True and False

• True and False and Maybe

• False

• True

True or False: Crystallization is a method of separation that involves the formation of crystals from a solution.

• Crystallization is a method of synthesis, not separation.

• False

• True

• Crystallization is a method of purification, not separation.

What type of materials can be separated using magnetism?

• Aluminum, copper, and zinc

• Gold, silver, and platinum

• Wood, plastic, and glass

• Iron, nickel, and cobalt

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What is the purpose of evaporation in the process of separating mixtures?

• To separate the liquid component from the mixture.

• To increase the temperature of the mixture.

• To combine the different components of the mixture.

• To remove the solid component from the mixture.