Answer:
1. Sorting. The simplest way to separate mechanical mixtures is by sorting.
2. Floating. Sometimes, parts of a mechanical mixture will float on the surface.
3. Settling. Sand and cocoa powder both settle in water.
4. Using a Magnet. Some metals such as iron and steel are attracted to magnets.
5. Using Sieves and Filters.
6. Dissolving.
Explanation:
Mixtures can be separated using a variety of techniques.
Chromatography involves solvent separation on a solid medium.
Distillation takes advantage of differences in boiling points.
Evaporation removes a liquid from a solution to leave a solid material.
Filtration separates solids of different sizes.
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Explanation:
In the tundra and desert, the land is mostly barren and has only a few species of plants and animals for organisms to feed on. In the tropical rainforest, it has lots of rain and more plants can grow, and that results in more herbavores to feed on the plants and more predators to feed on the herbavores.
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Answer: They wouldn't have anywhere to live. The fir trees are a home to the butterflies cutting the trees means cutting their homes down.
Explanation:
so yea
Answer:
The melting and the form change it a physical change. The chemical change is how it burned
Explanation: