Images of Objects Are Formed by Lenses Because of

question 66

Multiple Choice

Images of objects are formed by lenses because of

• A) refraction.
• B) diffraction.
• C) internal reflection.
• D) all of these.

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Definitions:

Income Elasticity

A measure of how much the demand for a good or service changes in response to changes in consumer income.

Inferior Good

A type of good whose demand decreases when consumers' income increases, opposite to normal goods.

Demand Elastic

A measure of how sensitive the quantity demanded of a good or service is to a change in its price.

Supply Inelastic

A situation where the quantity supplied of a good is not significantly affected by changes in its price.