query: Wave direction and refraction
positive_passages.docid: 18007
positive_passages.text: Why does light change direction when it travels through glass?
negative_passages.docid: 93848
negative_passages.text: Proving energy conservation for wave equation
negative_passages.docid: 117791
negative_passages.text: Why does the frequency of a wave remain constant?
negative_passages.docid: 131334
negative_passages.text: Orientation of Surfaces
negative_passages.docid: 97237
negative_passages.text: (Fundamental) Solution of the Helmholtz equation
negative_passages.docid: 387
negative_passages.text: How to make these waves effects?
negative_passages.docid: 33118
negative_passages.text: How can I plot the direction field for a differential equation?
negative_passages.docid: 76425
negative_passages.text: Standing waves due to two counter-propagating travelling waves of different amplitude
negative_passages.docid: 85828
negative_passages.text: EM wave generation from different frames of reference
negative_passages.docid: 89580
negative_passages.text: Bernoulli's equation and reference frames
negative_passages.docid: 7749
negative_passages.text: Does wave interference happen only to same frequency waves?
negative_passages.docid: 49060
negative_passages.text: What is the difference in the uses of $\omega t$ and $kx$ in wave equation?
negative_passages.docid: 104989
negative_passages.text: What causes refraction of visible light?
negative_passages.docid: 145592
negative_passages.text: Deriving the wave equation for electromagnetic waves
negative_passages.docid: 111469
negative_passages.text: De Broglie wavelength, frequency and velocity - interpretation
negative_passages.docid: 30430
negative_passages.text: Diffraction by small holes
negative_passages.docid: 39303
negative_passages.text: how to obtain a loop of wave