When a movement occurs in two planes, it is called turbulence.
A chemical change occurs when you boil something. Also, evaporation can occur when it gets hot enough.
An all-nighter is something which occurs throughout the entire night.
biannual
Yes. Adverbs of frequency tell how often something occurs.
Something is considered periodic if it occurs at regular intervals with a consistent pattern. The frequency and intervals of occurrence may vary, but there should be a clear, predictable repetition of the event for it to be considered periodic.
infrequent, casualIf you mean something that occurs at regular intervals (something that repeats on and off) then periodic, episodic.If you mean something that occurs at irregular intervals, then sporadic, or intermittent.
something that occurs at intervals. example.. when the adverts came on to the telly he walked out of the room.... he was being intermittent.
No, blinking of eyes is a periodic change because it occurs at regular intervals to keep the eyes moist and protect them from debris.
Something that occurs TWICE a month is called SEMI monthly (semi=half) and something that occurs every TWO months is called BI-Monthly (BI=TWO)
it occurs by the regular contractions of the heart
coincidence?
A series of evenly timed pulses would be classified as a periodic wave. Each pulse occurs at regular intervals, creating a repetitive pattern.
Infrequent means something that does not happen often or occurs at irregular intervals.
yes
Biannual
Something that is annual occurs once every year. It does not refer to something that occurs continually throughout a year. Something that lasts or continues for a long or apparently indefinite time would be called perennial.