Chapter-Chapter 1. The Ever-Evolving World of Science Science Curiosity class 7 in english Medium CBSE Notes

Chapter 1: The Ever-Evolving World of Science

Definition:

Science: Science is the systematic study of the natural world based on observation, experiments, and logical reasoning.

Observation: Observation is the careful watching and noting of things around us.

Experiment: Experiment is a process of testing ideas to find out whether they are correct or not.

Hypothesis: A hypothesis is a possible explanation or guess that can be tested through experiments.

Conclusion: Conclusion is the final result obtained after observation and experiment.

Scientific Method: Scientific method is a step-by-step process of solving problems using observation, hypothesis, experiment, and conclusion.

Curiosity: Curiosity is the desire to learn or know something new.

Technology: Technology is the application of scientific knowledge for practical purposes.

Scientist: A scientist is a person who studies and explores science through experiments and research.

Quick Revision Points:

• Science helps us understand the natural world.
• It is based on observation, experiment, and logical thinking.
• Scientific method follows a proper step-by-step process.
• Curiosity is the starting point of scientific discoveries.
• Science is continuously developing and improving.
• Technology is the practical use of science.
• Science is used in daily life like cooking, transport, and communication.
• New discoveries replace old ideas in science.
• Scientific thinking avoids guesswork and superstition.
• Science helps improve our lifestyle and knowledge.

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