Mixtures and separation
Quiz
•
Science
•
7th Grade
•
Practice Problem
•
Hard
Ryan Tinker
Used 70+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
In chemistry, a solution contains
An answer to a problem
A solvent and a solute
A solvent and suspended particles.
A solution and a solvent
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A suspension contains:
A bridge hanging over a valley
A solvent and a solute
A solvent and suspended particles
A solution and a solvent
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Pure substances contain:
Only one type of substance
Substances that cannot be chemically separated
A solvent and a solute
All of the above
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
A soluble substance will
Form small particles to form a clear suspension
Dissolve to form a cloudy solution
Dissolve to form a clear solution
Form small particles to form a cloudy suspension
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which is the best separation technique to get salt from salty water?
Evaporation
Filtration
Distillation
Sieving
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the correct order for obtaining salt from a mixture of sand and salt?
Dissolving in water - filtration - evaporation
Evaporation - filtration - dissolving in water
Filtration - dissolving in water - evaporation
Dissolving in water-sieving- decanting
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which part of the following mixture (sugar, sand and water) would pass through filter paper?
Sugar and water
Sand
Water
Sugar
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