An Object That Is 4

question 109

Multiple Choice

An object that is 4.00 cm tall is placed 18.0 cm in front of a concave mirror having a focal length of 20.0 cm.What is the location of its image in relation to the mirror and what are its characteristics?

• A)180 cm on the other side of mirror,real,6.00 times bigger
• B)10 cm on the other side of mirror,virtual,10.0 times bigger
• C)18 cm on the same side of mirror,virtual,2.25 times bigger
• D)20 cm on the same side of mirror,real,10.0 times bigger
• E)180 cm on the other side of mirror,virtual,10.0 times bigger

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Definitions:

Replacement Level

The fertility rate at which a population exactly replaces itself from one generation to the next, without migration.

Demographic Transition

A theory describing the transition from high birth and death rates to low birth and death rates as a country develops from a pre-industrial to an industrialized economic system.

Marx

Karl Marx, a 19th-century philosopher and economist known for his theories about capitalism, class struggle, and the development of socialist and communist societies.