Sentence examples for vibrate back and forth from inspiring English sources

They are free to vibrate back and forth about an average separation distance known as the average bond length.

Sound moving through air also compresses and rarefies the gas in the direction of travel of the sound wave as they vibrate back and forth.

When the lightly-damped oscillator is given an initial condition, such as if the kg mass is pulled away from its resting position to m and released, the mass will vibrate back and forth (see Figure 2, top).

Microwave, a kind of electromagnetic wave with a very short wavelength, excites polar molecules to cause them to rotate and vibrate back and forth rapidly: e.g., water molecules vibrate about 2.45 × 109 times per second upon microwave irradiation.

Prices tend to vibrate back and forth between old highs and prior lows.

The perforated plate vibrated back and forth in situ forced by the combustion waves.

Gravity concentration on inclined planes is carried out on shaking tables, which can be smoothed or grooved and which are vibrated back and forth at right angles to the flow of water.

An easily visualized standing wave can be created by stretching a rubber band between two fixed points, displacing its centre slightly, and releasing it so that it vibrates back and forth between two extremes.

A lit candle placed in front of a loudspeaker cone that is oscillating at about 10 hertz can render the sound wave "visible," as the flame vibrates back and forth longitudinally with the air.

As the record revolves at 33 1/3 rotations per minute, a tiny "needle," or stylus, simultaneously moves along the groove and vibrates back and forth parallel to the surface of the disc and perpendicular to the groove, tracing out the sound wave.

The light that comes from a smartphone is emitted as light radiation, and the sound waves are produced by a speaker that vibrates back and forth.