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Khoa Học Tự Nhiên SAT - Điện từ và Cơ học
Tại đây, bạn sẽ học một số từ tiếng Anh liên quan đến điện từ và cơ học, chẳng hạn như "mô-men xoắn", "cực dương" và "mạch", mà bạn sẽ cần để đạt thành tích cao trong kỳ thi SAT của mình.
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Chính tả
Đố vui
the measure of electric potential difference between two points in a circuit, expressed in volts
điện áp
an electrical component designed to limit or control the flow of electric current in a circuit, typically by providing resistance
điện trở
the complete circle through which an electric current flows, typically consists of the source of electric energy
mạch điện tử
a solid substance that conducts electricity or heat better than insulators, but not as well as most metals
chất bán dẫn
a phenomenon where certain materials conduct electricity without resistance when cooled to extremely low temperatures
tính siêu dẫn
a conductor through which electricity travels to or from an object, such as batteries
điện cực
a form of electricity generated by friction between two materials, resulting in an imbalance of electric charges on their surfaces
tĩnh điện
(of a battery or device) capable of being supplied with electrical power again
có thể sạc lại
a machine that produces electricity by converting mechanical energy into electrical energy
nguyên âm
a positively charged electrode in an electrical device where oxidation occurs, resulting in the release of electrons
dương cực
a negatively charged electrode within an electrical device, from which electrons flow out into the external circuit
âm cực
a device that converts the energy of the sun into electricity
pin mặt trời
the amount of solar energy received per unit area on Earth's surface
bức xạ mặt trời
the energy transmitted in the form of particles or waves through the space or a matter
truyền năng lượng
related to the technology that turns sunlight directly into electricity
quang điện
referring to the combined interaction of electric and magnetic fields, often associated with waves or radiation
điện từ
an invisible area around a magnetic object where magnetic forces can attract or repel other objects
từ trường
a long rigid bar that is put under a heavy object in order to move it
cây xà beng
a point or support on which a lever pivots or rotates in order to lift or move objects
điểm tựa
a rotational force measured in newton-meters or foot-pounds
ngẩu lực phát động
a measure of a spring's stiffness, indicating how much force is needed to stretch or compress it
hằng số mùa xuân
the constant speed reached by a falling object when the drag force equals the gravitational force pulling it downward, resulting in no further acceleration
vận tốc cuối
the study of the design, development, and operation of aircrafts, focusing on principles of aerodynamics, propulsion, and material science
thuật hàng không
a branch of science and engineering that deals with the mechanical properties of liquids, particularly their behavior in confined spaces and under pressure
thủy lợi học
an area of technology that is concerned with the study or use of robots
người máy
