The phrase "alternately changed" is correct and usable in written English.
It can be used to describe a situation where something is changed in an alternating manner or pattern.
Example: "The colors of the lights alternately changed from red to blue throughout the performance."
Alternatives: "changed back and forth" or "switched alternately."
Weed control is facilitated by a crop sequence that alternately changes the growing environment.
Usually agricultural commodity prices will alternately change or keep constant.
In this test ground, the boreholes revealed that the weathered granite alternately changes between moderate and strong.
For the field emission characteristics of the AD-CNT arrays, the J E curves indicate typical field emission characteristics and alternately change with the Ag-doped doses.
Alternately, changes in the pathways of light transmission, from physical properties of the dioptric apparatus to a defective retino-hypothalamic tract or SCN-pineal connections have been discussed as possible reasons of declines in melatonin amplitude and corresponding changes in the circadian system [ 244].
When the conditions are changed alternately between air and H2, two distinct current states for the sensor are shown, the "high" current state in air and the "low" current state in H2, respectively.
The creature's name was originally cited as Hapyxelor, alternately spelled Hapaxelor, but changed simply to Mussie, short for The Monster of Muskrat Lake, sometime later.
In the binding change mechanism, all three nucleotide-binding subunits in FoF1-ATP synthase are always in different states and alternately exchange the states during ATP synthesis and hydrolysis.
These observed geographic patterns raise the hypothesis that 20th century diatom community dynamics were driven alternately by changes in two external factors: climate warming and enhanced Nr deposition.
All of them seem lightly bewildered at where they've found themselves and alternately caustic and funny about the war that has changed their lives.
