Mixtures
Solutions
Scientific Investigations
Definitions
Miscellaneous
100
List two examples of a mixtures.
What are : fruit salad, trail mix
100
What is a solution?
What is a special mixture that is formed when a substance completely dissolves, evenly, into another substance
100
What flavor Kool-Aid did we use in class?
What is Cherry :)
100
Define DISSOLVE
What is the process of one substance completely integrating into another sometimes, and it seems to disappear
100
What is the name of Mrs. Luker's husband?
What is Jeff
200
What is a mixture?
What is two or more substances mixed together, unevenly, that can be separated.
200
Give two examples of solutions.
What are : Kool-Aid, saltwater
200
Which solution would weigh more? 50 mL of water with two spoonfuls of salt OR 50 mL of water withsix spoonfuls of salt? WHY?
What is 50 mL of water with 6 spoonfuls of salt. Because the mass of six spoonfuls of salt is more than the mass of two spoonfuls of salt
200
Define SATURATED SOLUTION
What is when a solute dissolves into a solvent until no more will dissolve
200
What is the name of Mrs. Corcoran's dog?
What is Luna
300
List at least two ways you can separate a mixture
What are : screen, picking out the raisins because Mrs. Luker HATES raisins
300
List three ways you can separate a solution?
What is : using a coffee filter, using a screen, evaporation
300
Which is more concentrated : 50 mL of water with one spoonful of salt OR 50 mL of water with two spoonfuls of salt? WHY?
What is 50 mL of water with two spoonfuls of salt? Because their is more of the solute in the same amount of water.
300
Define CHEMICAL REACTION
What is when two or more substances are mixed together and a change occurs.
300
What is Mrs. Luker's favorite type of cheese?
What is brie.
400
What are the different ways you can identify the substances of a mixture?
What are : shape, color, texture, size, weight
400
Before you use a screen or coffee filter to separate a solution, what do you need to do?
What is combine it with water.
400
What material was left behind from our saltwater evaporation? Describe it's properties (shape, color, texture, size, weight).
What is salt crystals. Small, white/clear, with an X
400
Define SOLUTE
What is the solid that dissolves in the liquid of a solution.
400
How tall is Mrs. Luker?
What is 5' 5"
500
What is an example of a mixture that IS NOT fruit salad or trail mix?
What is : ??? the adult says it if it correct or not :)
500
What is evaporation?
What is the process that causes liquids to dry up because the liquid turns into gas and disperses into the air, leaving any solid material behind.
500
State the steps for separating the following three substances from each other : salt, powder, and gravel. You can use water, a funnel, a screen, and coffee filters. All three substances must be separated into three different cups. ***Remember, we did this - how did you do it!?
1) Filter all three through the screen to remove the gravel. 2) Add water to salt/powder. 3) Filter salt/powder through coffee filter. 4) Powder will be caught on the filter 5) Salt will be in the cup 6) Evaporate the salt from the water
500
Define DILUTE
What is to make a solution less concentrated, usually by adding more liquid.
500
What is Mrs. Luker's three favorite animals, in order!?
What are : 1) elephant 2) orca 3) snow leopard
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