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

📖 Question–Answer Set

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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