Question: What is length? Answer: The size or the measurement of something from one end to the other is called length. Question: Name any two measures used in ancient times? Answer: The two measures used in ancient times are: Handspan Cubit Question: Why did people in ancient times realize the …
Read More »NCERT 5th Class (CBSE) Science: Force and Energy – Simple Machine
Question: What is force? Answer: A push or pull acting on an object is called force. Question: What is gravity? Answer: The force that attracts objects towards the center of the earth is called gravity. Question: What is magnetism? Answer: The push or pull applied by a magnet on metals …
Read More »NCERT 5th Class (CBSE) Science: Air and Water
Question: What is the atmosphere? Answer: Air is a layer around the earth. This layer is called the earth’s atmosphere. Question: Name the various layers of the atmosphere. Answer: The various layers of the atmosphere are: Troposhere Stratosphere Mesosphere Thermosphere Exosphere Question: How does the atmosphere protect us from meteoroid …
Read More »NCERT 5th class (CBSE) Science: Earth, Sun and Moon
Question: What is a solar system? Answer: The sun and the celestial bodies that revolve around it form the solar system. Question: Apart from plants, name the other celestial bodies that are in the solar system. Answer: Apart from plants, name the other celestial bodies that are in the solar …
Read More »NCERT 5th Class (CBSE) Science: Volcanoes, Earthquakes and Tidal Waves
Question: What are volcanoes? Answer: Cracks in the earth’s crust out of which molten magma comes out is called volcanoes. Question: Name three types of volcanoes? Answer: The three types of volcanoes are: Active Volcanoes Dormant Volcanoes Extinct Volcanoes Question: Give one example each of an active and an extinct volcanoes. …
Read More »NCERT 5th Class (CBSE) Science: Light and Shadows
Question: What are transparent materials? Give any two examples. Answer: Materials that allow all the light to pass through them are called transparent materials. Eg: clear glass and clean water. Question: What are translucent materials? Answer: Materials that allow some amount of light through them are called translucent materials. Question: …
Read More »NCERT 5th Class (CBSE) Science: Our Environment
Question: What do you understand by pollution? Answer: Harmful change mode in the environment due to human activities is called pollution. Question: Name the four kinds of pollution? Answer: The four kinds of pollution are: Air pollution Water pollution Land pollution Noise pollution Question: How does air pollution harm us? Answer: …
Read More »NCERT 5th Class (CBSE) Science: Animals – Habitat and Adoption
Question: Define Habitat and Adaptation. Answer: Habitat: The area where a particular animal naturally lives is called habitat. Adaptation: The changes in the feature or behavior of an organism that help it to survive in its habitat is called adaptation. Question: What does a habitat provide to an animal? Answer: …
Read More »NCERT 5th Class (CBSE) Science: Growing Plants
Question: Define germination. Answer: The process by which a seed forms into a new plant is called germination. Question: Name any three things that a seed requires to germinate. Answer: The three things that a seed requires to germinate are – Air Water Warmth. Question: Why do plants scatter their …
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