Question

question 9
a prefix meaning pressure is:
a mano-
b ambi-
c primi-
d ultra-

Explanation:

• Mano-: This prefix is related to pressure. For example, a "manometer" is an instrument used to measure pressure.
• Ambi-: Means "both" or "around". For instance, "ambidextrous" means being able to use both hands equally well.
• Primi-: Means "first". Like "primer" (a first coat of paint) or "primitive" (relating to an early stage).
• Ultra-: Means "beyond" or "extremely". For example, "ultraviolet" (beyond the violet end of the visible spectrum).

Answer:

A. mano-