学术雅思（5 级及以下） - Physics

a small particle in an atom with negative charge

电子

a small positively charged particle present in atoms

质子

a small particle with no charge present in atoms

中子

the smallest possible amount of a particular quantity that cannot be divided any further

量子

(physics) a source of power that is required to do any work that may exist in potential, kinetic, thermal and other forms

能量

(physics) an effect that causes a body to move or change direction

力

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

重力

(physics) an oscillating movement by which energy is transferred without the transport of matter, such as light and sound

波

the state of being under pressure as a result of getting stretched

紧张

(physics) the amount of force exerted per area that is measured in pascal, newton per square meter, etc.

压力

the ability to go back to the original form after being stretched

弹性

(physics) the degree to which a substance is compacted, measured by dividing its mass by its volume

密度

(physics) a nuclear reaction by which the nuclei of atoms combine and form a heavier nucleus, producing nuclear energy

核聚变

a theory that explains the relationship between motion, space, and time

相对性

the stored energy or the capacity to do work possessed by an object or system due to its position, condition, or configuration

潜力

(physics) any of the smallest units that energy or matter consists of, such as electrons, atoms, molecules, etc.

粒子

a phenomenon of atracting and repulsing forces that a moving electrical charge produces

磁性

a flow of electricity resulted from the movement of electrically charged particles in a direction

电流

the electronic potential and force whose measurement unit is volts

电压