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Separating mixture through filltration and evaporation
What do you need:
1 tablespoon of sand and a plastic bowl or drinking glass
1teasooon of salt in a pan/tin container
2 tablespoons water stove
What to do:
1.) Mix the water, sand and the salt in a pan/tin container. Stir continuously until the salt is dissolved in water.
Answer these questions:
Does sand dissolved in water?__
Can you still see the salt?____
Why do you think iy happens?______________________
2.) separate the sand from the mixture. Pour the water, sand and salt into a clean container using a cloth, strainer, or a filter paper to pass it through.
Answer these questions: were you able to separate the sand from the mixture? __ Is salt from?____ Why do you think it happens?_________________________
Sagot :
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