Vocabulary
What is the definition of solution?
What is a mixture in which one substance is dissolved in another substance?
What is an example of a solution?
What is salt-water, sugar-water, etc.?
Is trail mix a mixture or a solution? How do you know?
What is mixture? The ingredients of trail mix can easily be seperated.
What is one method you can use to easily separate ingredients in a mixture?
What is magnets, strainer, filter, etc.?
What is the definition of a mixture?
What is two or more substances that are combined but do not form a new substance?
What are physical properties?
What is color, size, mass, magnetism, solubility, density, etc.?
Is lemonade a mixture or solution? How do you know?
What is solution? All ingredients are equally spread throughout.
What separation tool would work best to separate iron filings and sand?
What is a magnet?
What is the definition of a physical change?
What is to make something different (like its size, shape, or color) without changing what the material is made of (ex. cutting, folding, melting)?
True or False: The physical properties of mixtures change.
What is false?
Is salt water a solution or a mixture? How do you know?
What is solution? The salt dissolves into the water.
What separation is used to separate solids from liquids or coarse particles from fine particles?
(ex. sand and gravel)
What is sieve, colander, or strainer?
What metals are magnetic?
What is steel, iron, nickel, and cobalt?
A student mixes a solution of salt and water. The student adds 5g of salt to the 136g of water. What is the mass of the solution?
What is 141 grams?
You mix sand and water in a bucket. After a while, the sand settles to the bottom. Is this a mixture or a solution? Why?
What is a mixture? The sand doesn't dissolve in the water.
A student makes a mixture of sand, iron filings, and pepples. What separation techniques would you use?
What is magnet and colander/strainer?
Describe what happens when something dissolves.
What is when a substance dissolves, it breaks into tiny parts that spread evenly throughout?
Jayden mixes:
150 g of peanuts
100 g of raisins
120 g of pretzels
80 g of chocolate chips
What is the total mass of the trail mix? Is this a mixture or solution?
What is 450g and Mixture?
Maria is making lemonade to sell. She mixes 1 cup of lemon juice, 4 cups of water, and ½ cup of sugar.
Is this a mixture or a solution? How do you know?
What is solution? The ingredients break into tiny pieces and spread evenly.
You mix sugar and gravel in a cup of water. The sugar dissolves, but the gravel sinks to the bottom.
How can you separate the gravel from the sugar water?
What is filtration?