A Physics Experiment Is Conducted at a Pressure of 14

question 21

Multiple Choice

A physics experiment is conducted at a pressure of 14.3 kPa.What is this pressure in mmHg? (1 atm = 760 mm Hg = 101.3 kPa)

• A) 18.8 mmHg
• B) mmHg
• C) 1.91 mmHg
• D) 107 mmHg
• E) mmHg

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Definitions:

Optic Nerve

A pair of nerves transmitting visual information from the retina to the brain.

Amplitude

The height or strength of a wave signal, which in the context of sound, relates to its loudness.

Fovea

A small depression in the retina where visual acuity is highest, and the concentration of cones is maximized for sharp central vision.

Energy

The capacity to do work, or the power derived from the utilization of physical or chemical resources to provide light, heat, or to work machines.