MP Board · Class 7 · Science · HeatWhich metal is commonly used in liquid thermometers due to its properties?
Step-by-Step Solution
Mercury is a liquid metal commonly used in thermometers because it remains liquid over a wide temperature range, expands uniformly, and does not stick to glass.
Detailed Options Breakdown
Option : Iron
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Heat.
Option 1: Mercury (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Aluminum
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Heat.
Option 3: Copper
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Heat.
💡 Study Guide: This question tests core syllabus concepts from Heat. For formulas, key summaries, and mock exam reference guides, read the full Heat Revision Notes.