8 class

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   Laboratory work #9: «Study of the structure and chemical composition of bones»

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   Laboratory work #6: «Properties of Oxides»

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  Laboratory work #9: «Obtaining and Properties of Salts»

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   Laboratory work #7: «Properties of acids»

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  Laboratory work #8: “Studying the properties of bases”

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  Laboratory work #10: «Determination of water hardness»

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  Laboratory work #11: «Blind spot detection»

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  Laboratory work #10: «Auditory acuity»

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  Laboratory work #10. Determining the refractive index of glass

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  Laboratory work #9. Assembling an electromagnet and checking its operation