Stabroek News Sunday

Grade Six Science

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Hello Boys and Girls,

Was your past week a great one? Have you been really buckling down to hard work? There is still lots of work ahead, so just keep focused. Please ensure that you do your very best. What did we do last week? We looked at the different states or forms of matter. Do you remember? Is matter found in any other state? Did you research on this?

Did you do the exercises from last week? This week we will find out about water and what it can do when different things are mixed with it.

Let’s find out about it!

Do you help your parents in the kitchen? Do you make cold drinks or hot beverages? Think about how you actually did it. What materials did you gather? What did you actually do?

We’re going to do some work in the kitchen now. Get a glass of water, a half teaspoon of sugar and of salt, a teaspoonfu­l of cooking oil and a spoon.

Now, stir about one teaspoonfu­l of sugar into the glass of water. Observe. Taste the mixture. What have you found? Document your observatio­ns.

Do the same with the salt and with the oil.

Did you find that the sugar as well as the salt mixed in with the water? When this happens we say that the sugar or salt dissolved in the water. The sugar and the salt are called solutes. The water in which each was dissolved is called the solvent. The salt (or sugar) and the water mixed together is called the solution.

Have you been enjoying finding out about solutes, solvents and solutions? Did you enjoy finding out which of the materials are soluble and which are not? How many other materials have you tested?

Let’s continue experiment­ing and classifyin­g materials and finding out about other things.

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