I will apply the concepts from “Materials Around Us” in real life by making informed choices about materials in everyday products, recognizing their properties and understanding how to select appropriate materials for various tasks and projects.
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Yes, some materials can be scratched more easily than others due to differences in hardness. Softer materials, like plastic or wood, are more susceptible to scratches, while harder materials, like metal or glass, resist scratching better.
Ghulan, Sheeta, and Sara chose their hiding spots based on visibility. Ghulan hid behind a wall for complete concealment, Sheeta used a big tree for cover and Sara relied on the frosted glass to obscure her outline.
ORS, or Oral Rehydration Solution, is a simple mixture of water, salt, and sugar used to prevent and treat dehydration, especially caused by diarrhea or vomiting. It helps restore electrolyte balance in the body.
The level of water differs in two tumblers due to their shapes and sizes. A taller, narrower tumbler may contain less water than a shorter, wider one, even if both hold the same volume.