Housewives in the second-wave feminist movement was greatly inspired by ________. A: The Second Sex B: A Room of One's Own C: Gender Troubles D: The Feminine Mystique

The Schrödinger equation is （ ） A: a wave equation for Electromagnetic waves. B: a wave equation for photons. C: a differential equation for the time evolution of position. D: the relativistic version of Newton’s second law equation. E: a wave equation for non-relativistic electrons.

In a ( ), the oscillations are perpendicular to the direction in which the wave travels. An example is a wave on a string. A: transverse wave B: longitudinal wave

What kind of wave does ultrasound belong to and has certain radiation? A: Electromagnetic wave B: Mechanical wave C: Particle wave D: Light wave

Seismic waves include P wave, S wave, Rayleigh wave and Love wave, of which the fastest is P wave.

The sound wave is (). A: Mechanical transverse wave B: Mechanical longitudinal wave C: Electromagnetic wave D: X<br/>rays.

wave to/at sb wave goodbye to sb

驻波 standing wave；stationary wave

The very biggest and most murderous wars during the industrial age were intra-industrial-wars that ______ Second Wave nations like Germany and Britain against one another. A: pitted B: drove C: kept D: embarked

关于波面与波线About Wave Surface and Wave Line A: 波面处处与波线平行；The Wave Surface is parallel to the Wave Line everywhere; B: 波面处处与波线不一定平行；The Wave Surface is not always parallel to the Wave Line; C: 波面处处与波线垂直；The Wave Surface is everywhere perpendicular to the Wave Line; D: 波面处处与波线不一定垂直；The Wave Surface is not always perpendicular to the Wave Line;