Fans help dry wet clothes by increasing air circulation, which speeds up evaporation. Although fans cool, the faster-moving air helps water molecules escape more quickly, facilitating the drying process despite not adding heat.
Category: Class 6 Science
NCERT Solutions and Important Questions for class 6 Science for CBSE exams 2020-2021.
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Examples of liquids other than water that evaporate include alcohol, acetone and gasoline. These liquids evaporate at different rates and temperatures, contributing to various applications like cleaning, fuel and industrial processes.
Yes, when water flows from one container to another, it changes shape according to the new container. Water has no fixed shape in its liquid state, and it takes the shape of any container it occupies.
When water turns into vapor, the molecules move rapidly and spread out in all directions. The vapor mixes with air and disperses, moving from areas of higher concentration to lower concentration due to diffusion.
Yes, water has the property to spread. When poured on a flat surface, it forms a thin layer and spreads out. This happens because of its liquid state, which allows its molecules to move freely.