Chapter 1: The Ever-Evolving World of Science| CLASS 7 SCIENCE

📖 Question–Answer Set

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Q1. What is science according to this chapter?

Answer:
Science is not just a collection of facts. It is a way of thinking that encourages curiosity, asking questions, doing experiments, and exploring the world around us to understand how nature works.

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Q2. Why is curiosity important in learning science?

Answer:
Curiosity helps us ask questions and explore new ideas. When curiosity leads the way, learning becomes interesting and meaningful, and we begin to discover things on our own.

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Q3. What kinds of things does science study?

Answer:
Science studies everything around us—from tiny cells inside leaves to large objects like the Sun and stars, from materials used at home to natural processes like water flowing underground.

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Q4. How does the book encourage students to learn science?

Answer:
The book encourages learning through activities, experiments, observation, and questioning rather than only reading facts. It invites students to become explorers and make small discoveries themselves.

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Q5. What does the butterfly and paper plane symbolize in the book?

Answer:
The butterfly and paper plane symbolize freedom of thought and curiosity. They show that learning takes flight when students are curious and willing to explore new ideas.

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Q6. Why are activities and experiments important in science learning?

Answer:
Activities and experiments help students understand concepts deeply by experiencing them in real life. They make learning meaningful and help students think like scientists.

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Q7. What does the chapter say about changes around us?

Answer:
The chapter explains that some changes can be reversed, like ice melting into water, while some cannot be reversed, like batteries running out or fruits ripening.

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Q8. How is science connected to responsibility?

Answer:
Science helps us understand how human activities affect nature and society. It teaches us to act responsibly and find solutions to environmental challenges for a sustainable future.

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Q9. How did early humans measure time?

Answer:
Early humans measured time by observing the position of shadows cast by the Sun, long before clocks and watches were invented.

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Q10. Why are light and shadows important in science?

Answer:
Light helps us see and understand the world. Studying light and shadows has helped humans understand time, eclipses, day and night, and even the universe.

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Q11. What causes day and night on Earth?

Answer:
Day and night occur because the Earth rotates on its axis while receiving light from the Sun.

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Q12. What is meant by “thinking like a scientist”?

Answer:
Thinking like a scientist means asking questions, making observations, doing experiments, and being open to new ideas instead of only memorising answers.

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Q13. What is the aim of Activity 1.1: “Question the Answer”?

Answer:
The aim is to develop creative and curious thinking by asking interesting questions for given answers, helping students think beyond usual textbook questions.

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Q14. What message does the chapter give to students?

Answer:
The chapter encourages students to stay curious, ask questions, explore the world, and enjoy science as a continuous journey of discovery.