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Știința ACT - Electromagnetism și mecanică

Aici veți învăța câteva cuvinte în limba engleză legate de electromagnetism și mecanică, cum ar fi „cuplu”, „anod”, „fulcrum”, etc., care vă vor ajuta să vă îmbunătățiți ACT-urile.

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ACT Vocabulary for Science
voltage

the electronic potential and force whose measurement unit is volts

tensiune

tensiune

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resistor

an electrical component designed to limit or control the flow of electric current in a circuit, typically by providing resistance

rezistor

rezistor

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circuit

the complete circle through which an electric current flows, typically consists of the source of electric energy

circuit electric

circuit electric

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semiconductor

a solid substance that conducts electricity or heat better than insulators, but not as well as most metals

semiconductor

semiconductor

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superconductivity

a phenomenon where certain materials conduct electricity without resistance when cooled to extremely low temperatures

superconductivitate

superconductivitate

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to electrify

to apply an electric charge to a conductor

electrifica

electrifica

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electrode

a conductor through which electricity travels to or from an object, such as batteries

electrod

electrod

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anode

a positively charged electrode in an electrical device where oxidation occurs, resulting in the release of electrons

anod

anod

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cathode

a negatively charged electrode within an electrical device, from which electrons flow out into the external circuit

cathod

cathod

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static electricity

a form of electricity generated by friction between two materials, resulting in an imbalance of electric charges on their surfaces

electricitate statică

electricitate statică

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rechargeable

(of a battery or device) capable of being supplied with electrical power again

reîncărcabil

reîncărcabil

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generator

a machine that produces electricity by converting mechanical energy into electrical energy

generator

generator

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solar cell

a device that converts the energy of the sun into electricity

celulă solară

celulă solară

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solar irradiance

the amount of solar energy received per unit area on Earth's surface

irradiere solară

irradiere solară

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radiation

the energy transmitted in the form of particles or waves through the space or a matter

radiație

radiație

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photovoltaic

related to the technology that turns sunlight directly into electricity

fotovoltaic

fotovoltaic

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electromagnetic

referring to the combined interaction of electric and magnetic fields, often associated with waves or radiation

electromagnetic

electromagnetic

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magnetic field

an invisible area around a magnetic object where magnetic forces can attract or repel other objects

câmp magnetic

câmp magnetic

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lever

a long rigid bar that is put under a heavy object in order to move it

pârghie

pârghie

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vibration

the rapid back-and-forth movement of an object

vibrație

vibrație

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fulcrum

a point or support on which a lever pivots or rotates in order to lift or move objects

punct de sprijin

punct de sprijin

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torque

a rotational force measured in newton-meters or foot-pounds

torque

torque

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spring constant

a measure of a spring's stiffness, indicating how much force is needed to stretch or compress it

constanta unui arc

constanta unui arc

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counterweight

a mass used to provide balance to another mass

contrabalans

contrabalans

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supersonic

having a speed greater than that of sound

supersonic

supersonic

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aviation

the study of the design, development, and operation of aircrafts, focusing on principles of aerodynamics, propulsion, and material science

aeronautică

aeronautică

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robotics

an area of technology that is concerned with the study or use of robots

robotică

robotică

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acceleration

(physics) the increase in velocity over time

accelerație

accelerație

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terminal velocity

the constant speed reached by a falling object when the drag force equals the gravitational force pulling it downward, resulting in no further acceleration

viteza terminală

viteza terminală

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hydraulic

relating to the transmission or control of fluids under pressure within confined systems or machinery

hidraulic

hidraulic

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gravity

(physics) the universal force of attraction between any pair of objects with mass

gravitație

gravitație

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