Gravitational & Electrostatic Field Lines Gravitational Field Lines The direction of a gravitational field is represented by gravitational field lines The gravitational field lines around a poi...
美本2023年秋季入学申请，往往由8月1日（周一）Common App注册开放拉开序幕。在未来的一段时间里，将陆陆续续有学生进入CA申请系统，填写申请表上的各项内容，正式走入申请季。 那除了芝加哥大学、康奈尔大学等在...
Gravitational & Electrostatic Fields A field can be defined as A region in which an object will experience a force, such as gravitational or electrostatic, at a distance A gravitational field c...
The Doppler Equation Calculating Doppler Shift When a source of sound waves moves relative to a stationary observer, the observed frequency can be calculated using the equation below: Doppler shift...
Uses of The Doppler Effect The Doppler effect is important in many key areas of science including: Radar readings for moving objects Measuring the rate of blood flow within a patient Finding planet...
GCSE学习结束后，学生开始逐步接触A-Level课程学习然后开始准备大学申请。那么在G5名校中，除了A-Level成绩，GCSE是否也会作为评估标准呢？如果是GCSE成绩也要评估，那么G5对他又有哪些要求呢？ 牛津大学 ...
The Doppler Effect When a source of sound, such as the whistle of a train or the siren of an ambulance, moves away from an observer: It appears to decrease in frequency, i.e. it sounds lower in pit...
Resolvance of Diffraction Gratings In order to know if a diffraction grating is able to resolve two wavelengths, the resolving power of the diffraction grating must be found This is based on the Ra...
Rayleigh Criterion Calculations The Rayleigh Criterion can be mathematically described by considering angular separation and single-slit diffraction Angular separation can be calculated using the e...
Diffracting Aperture A circular aperture allows a cone of light to enter a region behind the aperture Examples of circular aperture include: A lens within an optical device such as a camera The pup...
Thin Film Interference Thin film interference causes the iridescence seen in: Nature on peacock feathers Glossy flower petals Soap bubbles The shiny side of a CD Thin layers - or films - of oil on ...
有些学生笼统的把GCSE大考比作中考。但就重要性而言，GCSE大考成绩可比国内的中考成绩要重要许多。A-level课程成绩直接决定小伙伴们能否有资格申请英国大学。如果小伙伴们在GCSE阶段有过相关课程的学习经验和知识...
