Ordförråd för IELTS Academic (Poäng 5) - Fysik
Här kommer du att lära dig några engelska ord relaterade till Fysik som är nödvändiga för det grundläggande akademiska IELTS-provet.
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an extremely small elementary particle with a negative electric charge
elektron
a small positively charged particle present in atoms
proton
Partikelacceleratorer krockar protoner tillsammans för att studera fundamentala krafter.
a small particle with no charge present in atoms
neutron, neutral partikel
Isotoper skiljer sig endast i antalet neutroner (t.ex., kol-12 mot kol-14).
the smallest possible amount of a particular quantity that cannot be divided any further
kvant, minsta möjliga odelbara mängd
Kvanttunnelning tillåter partiklar att passera energibarriärer som enligt klassisk mekanik skulle vara oöverstigliga.
(physics) a source of power that is required to do any work that may exist in potential, kinetic, thermal and other forms
energi, effekt
(physics) a push or pull that can change an object's motion, direction, or shape
kraft, styrka
the force by which objects with mass attract one another, especially the force that draws objects toward the Earth
gravitation
(physics) an oscillating movement by which energy is transferred without the transport of matter, such as light and sound
våg, svängning
(physics) the state of being under pressure as a result of getting stretched
spänning, tryck
(physics) the amount of force exerted per area that is measured in pascal, newton per square meter, etc.
tryck, fysiskt tryck
the ability to go back to the original form after being stretched
elasticitet
Denna tygs elasticitet gör den ideal för sportkläder.
(physics) the mass of a substance or object per unit of volume
densitet
a nuclear reaction in which light atomic nuclei combine to form a heavier nucleus and release energy
kärnfusion, fusion
a theory that explains the relationship between motion, space, and time
relativitet
Relativitet innebär att astronauter åldras något långsammare i tidsdilatation.
the energy difference that drives current, typically measured in volts
potential, spänning
an extremely small unit of matter or radiation treated as a discrete entity in physics
partikel
a phenomenon of attracting and repulsing forces that a moving electrical charge produces
magnetism, magnetisk kraft
MRI-maskiner använder kraftfull magnetism för att skapa detaljerade kroppsskanningar.
