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自然科学SAT - 电磁学与力学

在这里,您将学习一些与电磁学和力学相关的英语单词,例如“torque”、“anode”和“Circuit”,这些都是您在 SAT 考试中取得好成绩所需要的。

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SAT Vocabulary for Natural Sciences
voltage

the measure of electric potential difference between two points in a circuit, expressed in volts

电压

电压

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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

电阻器

电阻器

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circuit

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

电路

电路

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semiconductor

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

半导体

半导体

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superconductivity

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

超导性

超导性

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to electrify

to apply an electric charge to a conductor

电气化

电气化

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electrode

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

电极

电极

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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

静电

静电

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rechargeable

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

可充电的

可充电的

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generator

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

发电机

发电机

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anode

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

阳极

阳极

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cathode

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

阴极

阴极

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solar cell

a device that converts the energy of the sun into electricity

太阳能电池

太阳能电池

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solar irradiance

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

太阳辐射强度

太阳辐射强度

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radiation

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

辐射

辐射

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photovoltaic

related to the technology that turns sunlight directly into electricity

光伏的

光伏的

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electromagnetic

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

电磁的

电磁的

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magnetic field

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

磁场

磁场

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lever

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

杠杆

杠杆

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fulcrum

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

支点

支点

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vibration

the rapid back-and-forth movement of an object

振动

振动

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torque

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

扭矩

扭矩

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spring constant

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

弹簧常数

弹簧常数

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counterweight

a mass used to provide balance to another mass

平衡重

平衡重

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supersonic

having a speed greater than that of sound

超音速的

超音速的

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acceleration

(physics) the increase in velocity over time

加速度

加速度

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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

终端速度

终端速度

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aviation

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

航空

航空

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hydraulics

a branch of science and engineering that deals with the mechanical properties of liquids, particularly their behavior in confined spaces and under pressure

液压

液压

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robotics

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

机器人技术

机器人技术

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gravity

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

重力

重力

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