Circular motion
Why do astronauts in space feel weightless even though gravity still acts on them?
Fiber Optics
How does light travel inside optical fibers without escaping?
Battery technology
How do Li-ion batteries work?
Projectile independence
Why doesn't the horizontal motion of a ball affect how long it stays in the air?
Communication Systems
How do satellites help in communication?
Rate of reaction
Define and differentiate between average and instantaneous rate.
Work-energy principle
How does a roller coaster climb again without engines?
Order of reaction
What is meant by order and molecularity of a reaction?
Conservation of momentum
Why does a gun recoil when fired?
Holography
How is a hologram different from a photograph?
Effect of temperature
Why do reactions speed up with temperature?
Static vs kinetic friction
Why is it harder to start pushing a heavy box than to keep it moving?
Relativity
Why does time slow down near the speed of light?
Catalyst role
How do catalysts affect reaction rate? Give examples.
Study Materials
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