The Instrument Used to Measure Frequencies of Light and Quantity

question 10

Multiple Choice

The instrument used to measure frequencies of light and quantity of light is known as a

• A) flashlight
• B) multimeter
• C) monochromator
• D) spectrophotometer

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Definitions:

Conservation of Mass

A fundamental principle of classical physics that states mass in an isolated system is neither created nor destroyed by chemical reactions or physical transformations.

Chemical Reaction

A process that involves the transformation of one or more substances into one or more different substances through the breaking and forming of chemical bonds.

Open System

A system in which both energy and matter can be exchanged with its surroundings.

Mass

A physical property that reflects the amount of matter contained in an object, often measured in kilograms or grams.