Add. --8.3 + (-2.6)

question 333

Multiple Choice

Add.
--8.3 + (-2.6)

• A) -10.9
• B) 10.9
• C) 5.7
• D) -5.7

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Definitions:

Field Diameter

The apparent size of an area visible through the microscope lens, often measured in millimeters or micrometers.

Millimeters

A unit of length in the metric system, equal to one thousandth of a meter.

Iris Diaphragm

A thin, adjustable circular structure in optical devices or the eye that controls the amount of light passing through by changing its size.

Condenser

A device used to condense a gas or vapor into a liquid.