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Mixtures

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    3rd grade review of mixtures
  •   Study   Slideshow
  • What is a mixture?
    A mixture is two or more substances that are combined together.
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  • True or false? Do I make a mixture if I mix cold water and hot water?
    False. Both substances are water. Changing the temperature of the water does not change the substance.
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  • Which of the following is always true about mixtures? A mixture is always-
    D made of two or more materials
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  • Which of the following would create a mixture?
    B adding sand to gravel
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  • What is the best tool to use to separate sand and gravel? Hands, sieve, filter, or magnet?
    Sieve
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  • What is the best tool to use to separate sand and iron filings? Hands, sieve, filter, or magnet?
    magnet
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  • What would be the result of combining peanuts, raisins, and chocolate chips?
    C a mixture would be produced
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  • What could you do to a container of gravel to make it a mixture?
    B add a spoonful of sand and stir
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  • Students have a jar of pennies. How could they make a mixture with this?
    C add dimes and stir them in
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  • All of the following are mixtures EXCEPT-
    C glass marbles in a pile
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  • How do we know that a salad is a mixture?
    A The salad is made up of different types of food
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  • A solution is a type of mixture. What is the difference between a solution and a mixture?
    Unlike a mixture of trail mix or fruit salad, a solution is a mixture where the substances mix together evenly, so individual substances are not visible.
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  • What is the best tool to use to separate water and sand? Hands, sieve, filter, or magnet?
    filter
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  • What is the best tool to use to separate trail mix? Hands, sieve, filter, or magnet?
    hands
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  • A container of nuts is considered a mixture if the container-
    D had two or more kinds of nuts in it
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  • Can all mixtures be separated?
    yes, some mixtures are just harder to separate than others.
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