What is the mixture? - The elements of the mixture don't change chemically., What is the solution? - The elements of the mixture are completely dissolved., What tools do you need if you want to separate dirty water?? - We can use filter., What tools do you need if you want to separate sand and gravel? - We usually use a sieve., How can you separate the salt from sea water? - We fill shallow basin with sea water and let the water evaporate off.,

Mixing and dissolving/Science Book 5

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