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Physics
Physics
Uncover the laws that govern the universe, from the smallest particles to the vastness of space. Physics seeks to explain the fundamental mechanisms of the natural world.
225k
Questions
Q: Why does the entire spoon heat up when placed in hot coffee, instead of just the tip that is in contact with the coffee
1 answer
Q: Why does the Mississippi River flow north
1 answer
Q: Why does the Olbers paradox suggest that the night sky is dark despite the countless number of stars in the universe
1 answer
Q: Why does the air pressure inside the tires of a car increase when the car is driven
1 answer
Q: Why does the atmosphere exert pressure
1 answer
Q: Why does the atmosphere stay around the Earth
1 answer
Q: Why does the aurora borealis happen
1 answer
Q: Why does the bar magnet rotate instead of oscillate
1 answer
Q: Why does the battery spark when connecting it
1 answer
Q: Why does the battery spark when connecting
1 answer
Q: Why does sweating cool you down
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Q: Why does sweating decrease body temperature
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Q: Why does sweating lower body temperature
1 answer
Q: Why does temperature decrease with higher altitude
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Q: Why does the "ha" sound make hot air
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Q: Why does the Bohr model only work for hydrogen
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Q: Why does the Earth move in its orbit around the Sun, while the Sun itself does not appear to move in the same way
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Q: Why does the Earth orbit the Sun
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Q: Why does the Earth rotate around the Sun
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Q: Why does splitting an atom create an explosion
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Q: Why does star formation require a triggering event
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Q: Why does static electricity hurt when we experience a shock
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Q: Why does static electricity sometimes produce a distinct smell
1 answer
Q: Why does static shock hurt when we touch something
1 answer
Q: Why does steam come off the body after a hot shower
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Q: Why does steam rise
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Q: Why does sugar crystallize and form solid structures when it is dissolved in water
1 answer
Q: Why does sweat cool you down
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Q: Why does shaking soda make it flat
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Q: Why does slip occur on close-packed planes
1 answer
Q: Why does smoke go up
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Q: Why does smoke make the sun look red
1 answer
Q: Why does smoke make the sun red
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Q: Why does snow not melting occur in certain conditions
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Q: Why does soda fizz when you add ice
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Q: Why does soda go flat when poured over ice
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Q: Why does something appear blue when it is absorbing all colors except blue
1 answer
Q: Why does plastic turn white when bent
1 answer
Q: Why does plastic turn white when you bend it, and what causes this change in color
1 answer
Q: Why does pressure decrease rapidly with altitude because the air becomes thinner
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Q: Why does pressure decrease with altitude
1 answer
Q: Why does quartz vibrate and how does this vibration contribute to its use in various technologies
1 answer
Q: Why does radiometric dating work to determine the age of rocks and fossils
1 answer
Q: Why does running water not freeze
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Q: Why does salt lower the freezing point of ice
1 answer
Q: Why does salt lower the freezing point of water
1 answer
Q: Why does my water bottle have bubbles
1 answer
Q: Why does nuclear fission release energy
1 answer
Q: Why does nuclear fusion release energy
1 answer
Q: Why does observation collapse the wave function
1 answer
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