Author name: khushikhanera

Multiple Choice Questions Q.1. Kerosene and Petrol are miscible liquids. The difference between their boiling points is more than 25°C. […]

Multiple Choice Questions Q.1. According to ancient philosophers matter consists of: (a) Three constituents (b) Four constituents (c) Five constituents (d) Six constituents. Correct

Multiple Choice Questions Q.1. According to ancient philosophers, matter consists of:(a) Three constituents(b) Four constituents(c) Five constituents(d) Six constituents Q.2. Dry ice is:(a) Solid ammonia(b) Solid carbon

Introduction Improvement in Food Resources refers to the methods aimed at increasing the quantity and quality of food produced through agriculture

Understanding Sound Sound is an essential part of our everyday life, coming to us in many different forms. But what

Work, Power, and Energy In earlier chapters, we learned about motion, its causes, and gravitation. Now, we explore another key

What is Gravitation? The force responsible for objects falling towards Earth, the Moon orbiting Earth, and planets orbiting the Sun. Isaac

Introduction to Motion and Force Motion is  described in terms of position, velocity, and acceleration. Motion can be uniform (consistent

In our daily lives, objects such as birds, fish, and cars can be either at rest or in motion. Motion is observed

​Introduction  Have you ever wondered how your body moves, breathes, or even thinks? All these activities are possible because our body