Class 8 NCERT • Curiosity Science Portal (New Syllabus)
Ch 05: Exploring Forces
Select a topic or study module below to explore pushes and pulls, contact and non-contact forces, friction, gravity, buoyancy, real-world motion scenarios, and textbook solutions.
Topic 01 • What is a Force?
Defining Pushes and Pulls, Initiating Motion, Changing Speed and Altering Shapes
Topic 02 • Effects of Force
How Forces Accelerate, Decelerate, Change Direction or Cause Deformation in Objects
Topic 03 • Object Interactions
Understanding That Forces Require Mutual Interaction Between at Least Two Objects
Topic 04 • Contact Forces
Muscular Exertions, Lifting Weights & Frictional Resistance Opposing Relative Motion
Topic 05 • Non-Contact Forces
Magnetic Fields, Rubbed Balloons Attracting Hair (Electrostatic) & Earth’s Gravity
Topic 06 • Pressure & Buoyancy
Force Per Unit Area, Upthrust in Liquids, Why Coins Sink and Wooden Blocks Float
Topic 07 • Real-World Physics
Slipping on Smooth Ice, Ballistic Motion Curves, and Moon Gravity vs. Earth Weight
Module 08 • Exercises & Quiz