Separating Materials

Evaporation can be used to seperate...

• a solid from a liquid

• a liquid from a solid

• an evap from an oration

• a gas from a solid

Tags

NGSS.MS-PS1-4

Can evaporation remove salt from water?

• True

• False

What is a Filter?

• A filter is a membrane that blocks larger particles from getting through with the water.

• A filter is a device that make are water dirty.

• A filter is someones mouth.

• A filter is a membrane that allows larger particles to go through with the water.

Can you separate salt from water using filtration?

• yes
• no

What is a substance that is dissolved in another substance? 

• solution
• solute
• solvent
• compound

Which one of the following solids is insoluble in water?

• sugar
• sand
• copper sulfate
• salt

If a solid disappears when added to a liquid (like when sugar is stirred in water)... it is said to have...

• Formed a solute
• Dissolved
• Formed a solvent
• Become insoluble

Filtering is

• Separating a soluble solid and solvent

• When one liquid is changed to another liquid

• Separating solids from liquids

• Separating an insoluble solid from a liquid

The separation technique being used is

• Decanting

• Filtering

• Evaporation

• Distillation

Tags

NGSS.MS-PS3-3

Which one of the following would you use to separate sand from iron filings?

• a bar magnet
• filter paper
• chromatography paper
• alum