WorksheetsMixtures & Solutions Review
Total questions: 33
Worksheet time: 3hrs 45mins
Which one of the following statements is true about mixtures & solutions?
Solutions aren't a type of mixture
Solutions & mixtures are both easy to separate
Solutions are a type of mixture
Solutions & mixtures are both hard or impossible to separate
In a solution one or more substances _________ , or spreads out evenly, into another substance.
evaporates
dissolves
won't mix
disappears
A solution is always a mixture, but a mixture is NOT always a solution.
True
False
How would you separate a mixture of salt & water?
You can't because it's impossible
Pour the mixture through a hand strainer to separate the salt from the water
Heat the mixture for 5 minutes, let it cool, & the salt will float to the top
Stir together until the salt dissolves into the water, place it on a heating source, & let the water evaporate until the salt is left behind
Look at the recipe cards below. Select ALL cards listing ingredients that are easy to separate.
Also answer if your selections are regular mixtures or solutions.
My selections are regular mixtures
My selections are solutions
Which of the following is a combination of substances where the substances keep their original physical properties?
Solution
Mixture
What tool below worked best to remove the paper clips from your ocean last week?
Ocean water is a solution.
True
False
Select ALL of the choices that list what happens when a solution is created.
A new substance is formed when the materials are combined
None of the combined materials dissolve into one another
The physical properties of the materials change when combined
It is hard or impossible to separate the materials once they're combined
Which of the following is NOT just a regular mixture?
Crayons, pencils, and markers stored in one box
Trail mix made with fruit snacks, chocolate chips, and
pretzels
Eggs cooked in a pan with salt, pepper, and milk
Rocks and sand stirred around in a bucket
Look at the recipe cards below. Select ALL cards listing ingredients that are hard or impossible to separate.
Also answer if your selections are regular mixtures or solutions.
My selections are regular mixtures
My selections are solutions
Which of the following mixtures dissolves to form a solution?
Marbles dissolve in water to form a solution
Sugar dissolves in water to form a solution
Rocks dissolve in water to form a solution
Wood dissolves in water to form a solution
A mixture is when you stir two items together and they combine evenly together and form a new substance.
True
False
Air is an example of....
liquid
mixture
solution
solid
The separation technique that involves heating a solution until the liquid changes into a gas, leaving behind a solid is known as
condensation
evaporation
precipitation
melting
Which of the following tools could be used to quickly separate a mixture of iron paperclips and sand particles?
Magnet
Hot Plate
Microscope
Hand Lens
How would you separate a mixture of sand and salt?
Mix them with water and let the water evaporate
Mix them with water, pour the mixture through a strainer, then let the water evaporate
Heat the sand and salt mixture for 5 minutes, then let it cool
I would not do any of these because none of these options would work
Oil and water do not mix so it is impossible to make a solution that includes both oli and water.
True
False
