I can change shape or color when a stimulus acts upon me. What am I?
Category: Science · Difficulty: easy
Hint: Consider materials that react to temperature changes.
Answer
Thermochromic material
Explanation
Thermochromic materials change color when exposed to heat, often used in novelty items.
This is an easy science riddle — a good one for children and beginners. The answer is Thermochromic material.
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