2022AP成績(jī)出分，如何查分/送分/復(fù)議/取消/隱藏？
2022AP考試成績(jī)將在7月5日全球同步發(fā)送，每位考生可以通過(guò)自己的AP學(xué)生賬號(hào)在線查詢成績(jī)。但拿到考試成績(jī)不是終點(diǎn)，還需要留意后續(xù)的成績(jī)相關(guān)流程。 接下來(lái)這篇文章會(huì)針對(duì)同學(xué)關(guān)心的問(wèn)題：查分/送分/復(fù)議/取消/隱...
AQA A Level Physics復(fù)習(xí)筆記3.5.2 Snell's Law
Snell's Law Snell’s law relates the angle of incidence to the angle of refraction, it is given by: n1?sin?θ1?=?n2?sin?θ2 Where: n1?= the refractive index of material 1 n2?= the refractive in...
AQA A Level Physics復(fù)習(xí)筆記3.4.2 The Diffraction Grating
The Diffraction Grating A diffraction grating is a plate on which there is a?very large?number of parallel, identical, close-spaced slits When monochromatic light is incident on a grating, a...
AQA A Level Physics復(fù)習(xí)筆記3.3.5 Required Practical: Young's Slit Experiment & Diffraction Gratings
Required Practical: Young's Slit Experiment & Diffraction Gratings Equipment List Resolution?of measuring equipment: Metre ruler = 1 mm Vernier Callipers = 0.01 mm Young’s Double-...
AQA A Level Physics復(fù)習(xí)筆記3.3.4 Developing Theories of EM Radiation
Developing Theories of EM Radiation Isaac Newton (1672) Newton proposed that visible light is a stream of microscopic particles called?corpuscles However, these corpuscles could not explain ...
AQA A Level Physics復(fù)習(xí)筆記3.3.3 Young's Double-Slit Experiment
Double Slit Interference Two Source Interference For two-source interference fringes to be observed, the sources of the wave must be: Coherent?(constant phase difference) Monochromatic?(sing...
AQA A Level Physics復(fù)習(xí)筆記3.3.2 Demonstrating Interference
Interference & Diffraction of a Laser Interference and diffraction of lasers can be demonstrated with slits or diffraction gratings For light rays, such as a laser light through two slit...
AQA A Level Physics復(fù)習(xí)筆記3.2.4 Required Practical: Investigating Stationary Waves
Required Practical: Investigating Stationary Waves Aims of the Experiment The overall aim of the experiment is to measure how the frequency of the first harmonic is affected by changing one ...
AQA A Level Physics復(fù)習(xí)筆記3.2.3 Harmonics
Harmonics Stationary waves can have different wave patterns, known as?harmonics These depend on the?frequency?of the vibration and the?situation?in which they are created These harmon...
