Letters appear enlarged and sometimes distorted when viewed through a round water-filled flask. This happens because the curved water surface acts like a lens, bending light rays and magnifying the text. Class 8 Science Curiosity Chapter 2 The Invisible Living World: ...
Category: Class 8 Science
NCERT Solutions and important questions for Class 8 science for CBSE 2020-2021.
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A magnifying glass uses a convex lens to bend light and enlarge the image of an object. It allows us to see small details more clearly by making the object appear closer and bigger. Class 8 Science Curiosity Chapter 2 The ...
Reading glasses correct near vision by adjusting the light’s focus on the retina. As we age, our eye lens weakens and glasses help compensate for this to restore clear close-up vision. Class 8 Science Curiosity Grade 8 Chapter 2 The Invisible ...
I learnt that mushroom cultivation involves preparing a moist substrate, adding spawn, keeping it in a dark humid space, then shifting it to light for fruiting. Mushrooms are harvested, packed and sold fresh. Class 8 Science Curiosity Grade 8 Chapter 2 ...
Yes organisms like amoeba, paramecium and mold may sometimes be seen as tiny spots or colonies. Ants or lice are the smallest creatures commonly visible without using any instruments. Class 8 Science Curiosity Grade 8 Chapter 2 The Invisible Living World ...