24. 03.2020 & 26.03.2020
Topic: Keeping warm & Separating solids and liquids - review lesson.
1.Feeling hot and cold.
2. Measuring temperature - using different types of thermometers.
3. 20°C - comfortable room temperature.
4. Keeping cool - the best way to keep something cold.
5. The best cold insulators. 6. Vacuum flasks - what is it?
7. Materials can exist as solids, liquids and gases.
8. Solids and liquids -properties of materials.
9. Changing materials by heating and cooling.
10. Separating materials - filtering, sieving, water evaporation.
11. Mixtures and solutions.
12. Dissolving solids - is it easy or not?
Topic: Keeping warm & Separating solids and liquids - review lesson.
1.Feeling hot and cold.
2. Measuring temperature - using different types of thermometers.
3. 20°C - comfortable room temperature.
4. Keeping cool - the best way to keep something cold.
5. The best cold insulators. 6. Vacuum flasks - what is it?
7. Materials can exist as solids, liquids and gases.
8. Solids and liquids -properties of materials.
9. Changing materials by heating and cooling.
10. Separating materials - filtering, sieving, water evaporation.
11. Mixtures and solutions.
12. Dissolving solids - is it easy or not?
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