wave
A: 拥有
B: 招手
A: 拥有
B: 招手
举一反三
- 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
- The sound wave is (). A: Mechanical transverse wave B: Mechanical longitudinal wave C: Electromagnetic wave D: X<br/>rays.
- Seismic waves include P wave, S wave, Rayleigh wave and Love wave, of which the fastest is P wave.
- 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;