Vocabulary
Mixtures
Solutions
More Mixtures
Separating Mixtures
100

When lemonade powder is dissolved in water, what is the solvent?

Water

100

A mixture is 2 substances that can be easily _____

separated

100

How can you determine which salt solution is more concentrated?

By finding the mass of the two solutions. Whichever weighs more, is the most concentrated.
100

True or false, dissolving and evaporation are the same.

False

100

How do you find the mass of a salt solution? 

Use a scale and gram pieces to find the mass.

200

When Kool-aid powder is mixed with water, what is the solute?

Kool-aid powder

200

Give an example of a mixture

Example: trail mix, peanuts and M&M's, etc.

200

TRUE OR FALSE:


Solutions are mixtures in which the particles of the different components are evenly mixed

TRUE

200

TRUE OR FALSE:


Water and sand is an example of a solution.

FALSE

200

What are two methods we can use to separate mixtures?

Examples: Magnets, screen, filter paper, tweezers, fingers, etc.

300

To dilute a mixture means to make it less __________

Concentrated

300

What are the two MAIN types of mixtures?

(hint: evenly mixed and not evenly mixed)

Homogenous (all the same) and heterogenous (mixed but easy to identify different parts)

300
The two parts of a solution are the ___________.

solute and solvent

300

After placing powder in a beaker of water and stirring, you notice clumps of powder inside of the cup. Is the powder soluble (does it dissolve)?

No.

300

If you wanted to separate salt from water, what would you do?

Use evaporation

400

Transparent means  ___________

Clear or see through.

400

True or false?


All solutions are mixtures, but not all mixtures are solutions

True

400
How can you tell which glass of Kool-aid is more concentrated? (Tell me two ways)
Tasting (whichever one is sweeter, is more concentrated).


Looking at the color (whichever is darker is more concentrated).

400

What is created when you add solid material to a solution, and no more of the solid dissolves?

A Saturated Solution

400

How would you separate iron filings from sand?

Use a magnet

500

Heterogenous means _______

different

500

Separating salt from water using evaporation is an example of...

Desalination

500

What word do we use when a solution is made less concentrated? (a weak solution)

Dilute or dilution

500

What are 3 examples of mixtures in the food industry?

Example: cereal, trail mix, granola, etc.

500

What would be the best method to use to separate a mixture of sand and gravel?

A screen

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