WorksheetsMatter, Mixtures, Solutions! Oh MY!
Total questions: 10
Worksheet time: 6mins
A science teacher gives each group of students a beaker containing an unknown substance to observe. The teacher tells the students the substance is composed of two other substances that are mixed together but cannot be distinguished from one another.
Which term best describes the substance the teacher has given the students?
concentration
solute
solution
solvent
Which statement is true about mixtures?
Mixtures are composed of at least three or more substances.
Mixtures can only be made from either solids or liquids.
The substances in mixtures permanently change and cannot be separated from each other.
The substances in mixtures do not permanently change and can be separated from each other.
Ryan eats dry cereal with raisins each morning before school.
Which statement best classifies Ryan’s cereal?
Ryan’s cereal is a mixture because the individual substances cannot be distinguished as separate substances.
Ryan’s cereal is a mixture because each substance in the cereal will keep its individual properties.
Ryan’s cereal is a solution because the individual substances can be separated from each other.
Ryan’s cereal is a solution because each substance will permanently change when combined with other substances.
wanted quickly to separate the small white styrofoam pieces of material from the small white pebbles.
Which process would be the best way to separate the styrofoam from the pebbles?
chromatography
filtration
flotation
magnetic attraction
Julia wanted to know what substances were in the ink in her pen. What process should she use to do this?
chromatography
evaporation
filtration
sifting
Which is best defined as anything that has mass and takes up space?
density
matter
volume
weight
A student wants to make a solution.
Which steps should the student follow?
Mix a tablespoon of sugar in water, and stir until the sugar dissolves.
Stir chocolate syrup in milk, and add several marshmallows.
Which process is used in water treatment plants as part of a process for separating dirt and other solid particles from water to produce clean drinking water?
sifting
floatation
filtration
chromatography
A science teacher combines 15 g of sand and 25 g of rocks. What is the mass of the new mixture?
10 g
20 g
30 g
40 g
What is true about solutions?
Solutions have individual substances that are visible.
Solutions cannot be separated back into separate substances.
Solutions are made only by combining liquids.
Solutions are a type of mixture.
