Changes of State
What are Mixtures?
Solutions
Suspensions
Colloids
100
Changes the form or shape of an object without changing the matter it is made of.
What is a physical change?
100
A combination of 2 or more substances that remain the same.
What is a mixture?
100
A mixture of sugar dissolved in water is an example of this.
What is a solution?
100
A mixture where the particles are heavy so eventually they settle down to the bottom.
What is a suspension?
100
Is a mixture that has properties that are dispersed throughout but are not heavy enough to settle out.
What is a colloid?
200
The temperature at which a solid turns to a liquid.
What is melting point?
200
Solutions, suspensions, and colloids are all types of mixtures. True or False
What is true?
200
Sugar is this part of a solution.
What is a solute?
200
This is an example of a suspension.
answers will vary
200
Sugar water is a colloid. True or False?
What is false?
300
Hot air fills a hot air balloon and causes it to increase in volume or get larger.
What is thermal expansion?
300
This is the process to separate liquids by using evaporation and condensation.
What is distillation?
300
Water is this part of a solution.
What is a solvent?
300
Suspensions can start off looking creamy but then the particles settle down to the bottom. True or False?
What is true?
300
Smoke is an example of a colloid. True of False?
What is true?
400
Dry ice is an example of this.
What is sublimation?
400
Is an example of a mixture.
answers will vary!
400
Give an example of a solution.
answers will vary
400
Stirring or shaking a suspension will cause the particles to mix again. True or False?
What is true?
400
give an example of a colloid
mayonnaise, shaving cream, jello, whip cream etc.
500
The temperature at which a liquid turns to a gas.
What is boiling point?
500
A mixture where the parts can be seen.
What is a heterogeneous mixture?
500
Alloy is a solution of metal and another substance (usually another metal). True or False?
What is true?
500
Sand and water are an example of a suspension. True or False?
What is true?
500
Colloids eventually settle at the bottom. True or False?
What is false?
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