Chap 12 – Beyond Earth

──────────────────────────────────────────────────────── IN-TEXT QUESTIONS ──────────────────────────────────────────────────────── Question: “Do we find patterns among the stars just for fun or is there some use of these patterns?” Answer: • Long ago, people used star patterns (constellations) to help find directions when traveling. • Sailors and travelers could recognize these patterns in the night sky and use them to navigate. … Read more

Chap 11 – Nature’s Treasures

──────────────────────────────────────────────────────── IN-TEXT QUESTIONS ──────────────────────────────────────────────────────── Question: “What will happen if the Sun is not visible for a few days? (1) We may have to depend on artificial lighting during the day. (2) … (3) …” Answer (sample ideas): • If there is no sunlight, plants cannot make food and might start to weaken. • We would … Read more

Chap 10 – Living Creatures: Exploring their Characteristics

──────────────────────────────────────────────────────── IN-TEXT QUESTIONS ──────────────────────────────────────────────────────── Question: “Which characteristics help you in differentiating yourself from a car? For instance, a car does not grow. Does it mean it is non-living?” Answer: • We can grow and breathe on our own, but a car cannot. • Because a car does not grow, breathe, or show other living features, … Read more

Chap 9 – Methods of Separation in Everyday Life

──────────────────────────────────────────────────────── IN-TEXT QUESTIONS ──────────────────────────────────────────────────────── Question: “A small amount of puffed rice is mixed with chana dal. Can you think of separating the mixture by any method other than handpicking?” Answer: • Yes, we can use winnowing if there is a gentle breeze or we can blow air. Puffed rice is lighter and will blow away, … Read more

Chap 3 – Mindful Eating: A Path Chapter 3 to a Healthy Body

──────────────────────────────────────────────────────── IN-TEXT QUESTIONS ──────────────────────────────────────────────────────── Question: “What observations can you make about your food from the data collected in Table 3.1? Do you eat the same kind of food in every meal or do your choices vary? Compare your list with those prepared by your friends. Find similarities and differences in the food consumed by you … Read more

Chap 8 : A Journey through States of Water

Question: Aavi has a different opinion from Thirav. What do you think? Why? Do you think Thirav is right? How can you find out? Answer: I think Aavi is correct. Ice and water are the same substance in different forms. Why? Because when we freeze water, it becomes ice, and when we melt ice, it … Read more

Chap 7 : Temperature and its Measurement

Question 1: Can it always be correctly judged, that a person has fever, only by touching the person? Answer: No, we cannot always tell if a person has a fever just by touching them. Our sense of touch is not always reliable. Sometimes, a person’s skin might feel warm or cool for other reasons. To … Read more

Chap 5 : Measurement of Length and Motion

Question 1: Are the tape and rod similar to the scale that the elder sister has in her geometry box? What did mother mean by char angula? Answer: Yes, the tape and the rod are similar to the scale in the geometry box because they are all used to measure length. The tape is flexible, … Read more

chap 6 : Materials Around Us

Question 1: Why cannot a tumbler made of cloth be used for storing water? Answer: A tumbler made of cloth cannot be used for storing water because cloth allows water to pass through it. The water will leak out, and the cloth will become wet. Therefore, we cannot hold water in a cloth tumbler. Question … Read more

chap 2 : Diversity in the Living World

Question 1: What similarities and differences did you find among the plants that you observed? Answer: Similarities: All plants have stems and leaves. Many have flowers. They all need sunlight, water, and soil to grow. Differences: Some plants are tall, while others are short. Stems can be thick or thin, hard or soft. Leaves come … Read more

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