विज्ञान की शाखाएँ
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किस शाखा में पदार्थ, ऊर्जा, गति, और बल का अध्ययन किया जाता है?

  • जैविकी
  • भौतिकी (correct)
  • रसायन विज्ञान
  • भू-विज्ञान
  • वैज्ञानिक विधि में 'निष्कर्ष' चरण का उद्देश्य प्रयोगात्मक निष्कर्ष निकालना है।

    True

    वैज्ञानिक कानून और सिद्धांत में क्या अंतर है?

    विज्ञान कानून क्या होता है इसे वर्णित करता है, जबकि वैज्ञानिक सिद्धांत क्यों होता है इसे समझाता है।

    ________: अध्ययन करता है जीवित जीवों और उनके पर्यावरण के साथ अंतःक्रियाएँ।

    <p>जैविकी</p> Signup and view all the answers

    निम्नलिखित विज्ञान की शाखाओं को उनके विषयों से मिलाइए:

    <p>भौतिकी = पदार्थ और ऊर्जा का अध्ययन रसायन विज्ञान = संरचना और गुण भू-विज्ञान = पृथ्वी का अध्ययन अंतरिक्ष विज्ञान = तारे और ग्रहों का अध्ययन</p> Signup and view all the answers

    कौन सा प्रयोगात्मक चरण भविष्यवाणी से संबंधित है?

    <p>पूर्वानुमान</p> Signup and view all the answers

    वैज्ञानिक सिद्धांत हमेशा स्थायी होते हैं और उन्हें संशोधित नहीं किया जा सकता।

    <p>False</p> Signup and view all the answers

    क्या वैज्ञानिक विधि में अवलोकन पहला कदम है?

    <p>हाँ</p> Signup and view all the answers

    वैज्ञानिक अन्वेषण की प्रक्रिया में निम्नलिखित में से कौन सा कदम शामिल नहीं है?

    <p>व्यक्तिगत राय बनाना</p> Signup and view all the answers

    वैज्ञानिक विकास हमेशा पूर्व के ज्ञान को बनाए रखता है।

    <p>False</p> Signup and view all the answers

    वैज्ञानिक अन्वेषण के चार मुख्य चरण क्या हैं?

    <p>सवाल पूछना, परिकल्पना बनाना, डेटा संग्रह करना, परिणामों का विश्लेषण करना</p> Signup and view all the answers

    विज्ञान में _____ प्रमाणों पर आधारित है।

    <p>अनुभवजन्य</p> Signup and view all the answers

    नीचे दर्शाए गए वैज्ञानिक क्षेत्रों को उनके विशेष उपयोग के साथ मिलाएं:

    <p>भौतिकी = ऊर्जा और गति का अध्ययन जीव विज्ञान = जीवों का अध्ययन रसायन विज्ञान = पदार्थ और उनके परिवर्तन का अध्ययन Earth Science = पृथ्वी और उसके वातावरण का अध्ययन</p> Signup and view all the answers

    वैज्ञानिक अनुसंधान में नैतिक विचारों का महत्व किसलिए है?

    <p>अनुसंधान को जिम्मेदारी से और न्यायपूर्वक सुनिश्चित करना</p> Signup and view all the answers

    विज्ञान एक स्थिर ज्ञान का क्षेत्र है।

    <p>False</p> Signup and view all the answers

    वैज्ञानिक प्रगति किन चुनौतियों और असमानताओं से उभरती है?

    <p>नई साक्ष्यों का उदय, पूर्वाग्रह, और मौजूदा ज्ञान में संशोधन की आवश्यकता</p> Signup and view all the answers

    Study Notes

    Branches of Science

    • Science is a systematic enterprise that builds and organizes knowledge in the form of testable explanations and predictions about the universe.
    • It is broadly categorized into various branches, each focusing on specific aspects of the natural world.
    • These include:
      • Physics: Studies matter, energy, motion, and forces. Examples include understanding gravity, light, and electricity.
      • Chemistry: Studies the composition, structure, properties, and reactions of matter. Examples include chemical bonding, reactions, and periodic table.
      • Biology: Studies living organisms and their interactions with each other and their environment. Includes topics like genetics, evolution, and ecology.
      • Earth Science: Studies the Earth, including its composition, structure, processes, and history. It encompasses geology, meteorology, oceanography, and astronomy.
      • Astronomy: Studies celestial objects and phenomena, including stars, planets, galaxies, and the universe.

    Scientific Method

    • The scientific method is a systematic approach to acquiring knowledge, which includes several key steps.
    • Observation: Identifying a phenomenon to study.
    • Questioning: Formulating a question about the observed phenomenon.
    • Hypothesis: Proposing a tentative explanation for the observed phenomenon.
    • Prediction: Forecasting what would happen if the hypothesis were true.
    • Experimentation: Designing and conducting experiments that can test the prediction.
    • Analysis: Collecting and analyzing data from the experiment.
    • Conclusion: Drawing conclusions based on the experimental findings, either supporting or rejecting the hypothesis. It is important that the data collected accurately reflects the hypothesis.

    Scientific Laws and Theories

    • Scientific laws: Describe observed phenomena and are usually mathematical statements. They describe what happens. Examples include Newton's Laws of Motion and the Law of Gravity.
    • Scientific theories: Explain observed phenomena and are broadly accepted explanations based on extensive evidence. They explain why something happens. Examples include the theory of evolution and the theory of relativity.
    • Laws and theories are not absolute truths, but rather our best explanation of what we've observed up to this point. They can be revised or replaced if new evidence emerges.

    Scientific Inquiry

    • Scientific inquiry involves posing questions, formulating testable hypotheses, collecting and analyzing data, interpreting results, and drawing conclusions. This process fosters critical thinking and problem-solving skills, which are essential for a scientific approach to understanding the world.
    • Scientists use various tools and techniques to gather data, including observation, experimentation, measurement, and modeling.
    • Critical evaluation and peer review are crucial components of scientific inquiry.

    Nature of Science

    • Science is a dynamic and evolving process, not a static body of knowledge.
    • Scientific understanding is based on empirical evidence, or observations of the natural world.
    • Science relies on evidence and reason, not on opinions or beliefs.
    • Scientific progress often involves challenges, uncertainties, and revisions of existing knowledge as new evidence emerges.
    • Scientists are driven by a quest to understand the natural world. They use observation, experiments, and data to develop and test their ideas.
    • Science is not a single, unified discipline but rather an amalgamation of different scientific fields. These specializations aid in understanding different facets of the universe.

    Importance of Science

    • Science plays a vital role in shaping our understanding of the natural world.
    • Scientific advancements have led to technological progress, improving various aspects of modern life, such as medicine, agriculture, and communication.
    • Scientific understanding helps us address challenges such as climate change, disease, and resource depletion. Moreover, science informs critical decision making in public health, policy, etc.
    • Scientific literacy allows individuals to make informed decisions about issues affecting society and the environment.

    Ethical Considerations in Science

    • Scientific research needs to follow ethical guidelines to ensure that research is conducted responsibly and fairly. These guides are often formalized in institutional review boards (IRB) at universities and research institutions.
    • Issues like animal testing, genetic engineering, and resource utilization require careful consideration and open discussion.
    • Ethical considerations play a vital role in the conduct and application of scientific knowledge to ensure societal benefit and avoid misuse. This includes issues like data privacy, intellectual property, and the potential impact on human health and the environment.

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    यह क्विज विज्ञान की विभिन्न शाखाओं जैसे भौतिकी, रसायन, जीव विज्ञान, पृथ्वी विज्ञान और खगोलिया का परिचय देता है। प्रत्येक शाखा के अध्ययन के क्षेत्रों को समझना महत्वपूर्ण है। इसमें विषयों जैसे कि गुरुत्वाकर्षण, रासायनिक बंधन, और जीवों का पारिस्थितिकी भी शामिल हैं।

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