Mixtures and Solutions STAAR Review

If you spilled nails in a sandbox, what separation tool/method could you use to clean out the sandbox so it would be safe for children to play in?

• Filter

• Screen

• Magnet

• Evaporation

Tags

NGSS.3-5-ETS1-1

NGSS.3-PS2-4

Which of the following is a method of separating solutions?

• hand seperation

• filtering

• screening

• evaporation

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

• a filter funnel

• a sieve

• an evaporating basin

• a distillation

Tags

NGSS.MS-PS1-2

Which of the following objects are soluble in water?

• Sand
• Oil
• Sugar
• Iron Fillings 

How can I remove Iron fillings from Sand?

• Using a strainer
• Using Tweezers
• Using a Magnet
• Using my hands 

A solution is a mixture of one or more substances _________ evenly into another substance.

• dissolved
• evaporated
• carried
• split

What will allow a solution to dissolve faster?

• cold water

• warm water

• hot water

Tags

NGSS.MS-PS1-4

How do you separate a mixture of salt and sand?

• heat the sand and salt and pour through a filter

• pour water in the salt and sand and use a magnet to spearate

• pour water in the salt and sand and pour through a paper filter, evaporate the water

• pour through a strainer, add water, evaporate the water

The word "soluble" means...

• not able to dissolve

• able to dissolve

Which material is soluble?

• sand

• iron filings

• sugar

• spaghetti