Short Circuit Scenario
Why does connecting live and neutral directly cause sparks?
Why does carbon form covalent bonds instead of ionic?
Couldn't it just gain or lose electrons?
Compass Confusion
How does a compass always point north?
Why are alkanes called paraffins?
What's the story behind the name?
Motor vs Generator
How does an electric motor differ from a generator?
Why does petrol catch fire so easily?
Is it just because it's a liquid?
Left Hand or Right Hand
How do Fleming's left-hand and right-hand rules differ?
Why did Mendeleev's periodic table become outdated?
Wasn't it accurate enough?
DC vs AC Motor
Why do ceiling fans need AC instead of DC?
Why are elements arranged in groups and periods?
What's the advantage of this structure?
Transformer Tactics
Why can't we use transformers with DC?
Why does metallic character decrease across a period?
Why does sodium behave differently from chlorine?
Loudspeaker Magic
How does a loudspeaker convert electricity into sound?
Why are noble gases unreactive?
Why don't they form compounds easily?
Magnetic Train Tech
How do maglev trains “float” above tracks?
Study Materials
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