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hardQ. No. 11097-which-law-explains-that-every-action-has-an-equal-and-opposite-reaction

Which law explains that every action has an equal and opposite reaction?

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Built around the concept in “Which law explains that every action has an equal and opposite reaction?”, this bilingual General Science item checks whether a learner can connect a scientific term with its exact property, mechanism or function. The verified answer is Newton's third law. Its explanation adds conceptual context, separates three plausible distractors and supplies an elimination method instead of relying on isolated recall. The question supports SSC, Railway, State examinations and other objective tests by strengthening accuracy across biology, chemistry, physics and environmental science while retaining clear school-level foundations.

ALaw of gravitation
BNewton's first law
CNewton's second law
DNewton's third law
Correct Answer: Newton's third lawYour Answer: D

Explanation

The concept tested here leads specifically to Newton's third law. Newton's third law states that every action has an equal and opposite reaction. Chemical identity depends on composition, characteristic properties and reaction behaviour. The alternatives Law of gravitation, Newton's first law and Newton's second law are legitimate scientific terms, but each belongs to a different function, property, material or context. A useful verification is to state the definition in one sentence and ask whether the selected option satisfies every part of it. If the topic involves the human body, check organ and function; in chemistry, check composition and reaction; in physics, check quantity and unit; and in environmental science, check layer and process. This builds reliable recall for SSC, Railway, State exams and other General Science tests while preserving conceptual understanding.

Important Notes

  • Verified answer: Newton's third law; option D, zero-based index
  • Core scientific fact: Newton's third law states that every action has an equal and opposite reaction.
  • The tested area is chemistry; use its definition and mechanism together.
  • Distractors Law of gravitation, Newton's first law, Newton's second law represent different scientific associations.
  • Revision pair: “Which law explains that every action has an equal and opposite reaction? — Newton's third law”.

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General Science FAQs

Common questions and clear answers for this topic.

Which law explains that every action has an equal and opposite reaction?

Newton's third law. Newton's third law states that every action has an equal and opposite reaction.

Which concept should be used to solve this item?

Use the defining property and mechanism from chemistry.

Why are the other options unsuitable?

Law of gravitation, Newton's first law, Newton's second law belong to different functions, properties or contexts.

How should this fact be revised?

Connect “Which law explains that every action has an equal and opposite reaction?” with Newton's third law and the supporting mechanism.

What is General Science and which topics are important for competitive exams?

General Science covers basic concepts in Physics, Chemistry, Biology, and Earth Science. It is an important section in competitive exams like SSC CGL, UPSC Prelims, Railway NTPC, and Defence exams. Questions include scientific laws, inventions, human body systems, chemical reactions, and everyday science phenomena. NCERT Science books from Class 6 to 10 are recommended.

What are Newton's Laws of Motion?

Newton's Three Laws of Motion: 1) First Law (Law of Inertia) - An object remains at rest or in uniform motion unless acted upon by an external force. 2) Second Law - Force equals mass times acceleration (F=ma). 3) Third Law - For every action there is an equal and opposite reaction. These laws are fundamental to Physics and frequently asked in SSC CGL, Railway, and NDA exams.

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