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Forces and motion
6.p.1.1 forces and motion
Term | Definition |
---|---|
Wave | A wave is a disturbance that transfers energy through matter or space. |
Medium | The matter through which a wave travels is called a MEDIUM. |
Frequency | The number of waves that pass by a point each second. |
Amplitude | Larger amplitude= more energy |
Wavelength | Distance between 2 or crests or troughs. |
Wave Speed | Speed at which waves travels through a medium. |
Longitudinal Waves | Waves in which the particles vibrate back and forth in compressional pulses |
Transverse Waves | Waves in which the particles vibrate in an up and down motion. |
Mechanical Waves | Need a medium to travel through. |
Electromagnetic Waves | DO NOT need a medium to travel through. |