Liquids💧 take the shape of different containers.
All chemical changes are irreversible, such as combustion🔥.
In heterogeneous🍚 mixtures we can see the different particles.
Evaporation⛅ separates a solution of a solid and a liquid.
Many metals are good thermal💥 conductors and cotton is a good thermal insulator.
Renewable energy sources comes from wind or the 🌞Sun.
To avoid wasting energy, we should use it carefully💪.
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