Mixtures and solutions

What does a hand do

• I don't now

• Nothing

• Separates objects that are easy to pick out

• Unicorns

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

• a filter funnel
• a sieve
• an evaporating basin
• a distillation

Which one of the following solids is insoluble (not soluble) in water?

• sugar
• sand
• copper sulfate
• salt

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

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

Boiling point is a point at which liquid turns in to..

• solid
• liquid
• molten
• gas

Tags

NGSS.MS-PS1-4

A combination of two or more substances that cannot easily be separated--

• mixture
• solution
• solute
• solvent

To separate iron filings and sulfur what method should you use?

• filtration 
• sorting
• magnet
• boiling

To separate the sugar and lemonade, what method should you use?

• filtration 
• sorting
• magnet
• boiling

How would you separate the ingredients of mixture Z?

• Water
• A magnet
• A sieve
• My hands

Tags

NGSS.3-PS2-4

A solution is a special type of mixture.

• True
• False