Browse Questions
Showing questions in Physics Clear filter
Rolling vs Sliding
Why does a rolling ball slow down less than a sliding one?
Moment of Inertia
Why does a gymnast pull in her arms while spinning?
Gravitation Basics
Why don’t we feel Earth pulling everything together if gravity is so strong?
Free-Fall Intuition
Do heavier objects fall faster than lighter ones?
Weightlessness in Space
Why do astronauts “float” inside the ISS if gravity still exists there?
Satellites and Orbits
Why don’t satellites fall back to Earth?
Tides and Moon’s Gravity
How does the Moon cause ocean tides on Earth?
Simple Harmonic Motion
What makes a motion “simple harmonic”?
Everyday SHM
Is a child swinging on a swing an example of SHM?
Frequency vs Time Period
How are time period and frequency related?
Energy in SHM
Where is potential and kinetic energy maximum in SHM?
Damped Oscillations
Why does a swinging pendulum eventually stop?
Resonance Phenomenon
Why can soldiers marching on a bridge make it collapse?
Wave Basics
What’s the main difference between mechanical and electromagnetic waves?
Sound Speed Intuition
Why does sound travel faster in water than in air?
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