Entropy in Daily Life
Why is it easier to mix sugar in tea than to separate it again?
Newton's First Law
Why does a passenger feel a jerk when a bus suddenly starts?
Balanced Forces
Can a body remain at rest even if multiple forces act on it?
Friction Role
Is friction always an enemy?
Circular Motion
Why does mud fly off a rotating tire?
Action-Reaction Pairs
If a gun pushes a bullet forward, why doesn't it stay still?
Tension in Rope
Why do mountaineers use nylon ropes instead of steel ropes?
Pseudo Force
Why do you feel pushed backward when a car accelerates forward?
Free Body Diagram
A block slides down an inclined plane. Which forces act on it?
Banking of Roads
Why are roads banked on curves?
Work Concept
Does work always involve movement?
Negative Work
Can work be negative?
Power Understanding
Is a powerful machine always doing more work?
Kinetic Energy
Why does doubling speed quadruple kinetic energy?
Potential Energy
Where does potential energy go when a falling object hits the ground?
Study Materials
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