Question

Answer in one word.
1. Materials which cannot be compressed.
2. Materials through which objects cannot be seen.
3. Materials which do not allow electric current
to pass through them.​

Answer 1

Answer:

1. HARD

2. OPAQUE

3. INSULATOR

Explanation:

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Answer 2

Answer:

1. Materials which cannot be compressed - Hard materials

2. Materials through which objects cannot be seen - Opaque materials

3. Materials which do not allow the electric current to, pass through them - Insulators

Explanation:

• Hard materials are materials that cannot be easily crushed, chopped, deformed, or rubbed. Examples of hard materials are Iron and glass.
• An opaque material is a common material that is neither metal (strong reflection) nor transparent (refraction). Plastics, wood, stone, and ceramics are common examples of opaque materials, and they are the most common types of materials.
•  A material that does not transmit heat or electricity is called insulators. Examples of Insulators are plastic and wood.

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