MP Board · Class 7 · Science · Physical and Chemical ChangesCutting a log of wood into pieces is a:
Step-by-Step Solution
Cutting a log of wood into pieces is a physical change because only the size and shape of the wood change, and no new chemical substance is formed.
Detailed Options Breakdown
Option : Chemical change
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Physical and Chemical Changes.
Option 1: Physical change (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Biological change
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Physical and Chemical Changes.
Option 3: Galvanization
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Physical and Chemical Changes.
💡 Study Guide: This question tests core syllabus concepts from Physical and Chemical Changes. For formulas, key summaries, and mock exam reference guides, read the full Physical and Chemical Changes Revision Notes.