am= ante meridian
pm= post meridian
PM or p.m. same fro AM or a.m
PM or p.m. same fro AM or a.m
either is fine
Since we are talking about acronyms, the proper way to write it would be with capital letters.
PM represents two Latin words meaning "after mid-day" (post meridiam) Am is after.
10 am.
By having proper preventive maintenance (pm).
Shadows are usually longer at 3:00 PM compared to midday. This is because the angle of the sun is lower in the sky in the afternoon, resulting in longer shadows.
iii pm on a prescription likely means "3 pm." The use of Roman numerals in prescriptions is a traditional practice. It is important to follow the timing instructions closely to ensure the proper effectiveness of the medication.
4 o'clock because four o'clock isn't the right way to pretension the word.
Best results are obtained between 9 AM and 3:30 PM.
"Good afternoon" is typically used as a greeting between 12:00 PM and 6:00 PM in most social situations.