A 100-W Driveway Light Bulb Is on 10 Hours Per

question 54

Multiple Choice

A 100-W driveway light bulb is on 10 hours per day. Assuming the power company charges 10 cents for each kilowatt-hour of electricity used, estimate the annual cost to operate the bulb.

• A)$3.65
• B)$7.30
• C)$21.40
• D)$36.50
• E)$73.00

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Definitions:

Theory of Mind

Theory of Mind is the ability to attribute mental states, like beliefs, intents, desires, emotions, and knowledge, to oneself and others, and to understand that others have beliefs, desires, and intentions that are different from one's own.

Cognitive Growth

The development of intelligence, conscious thought, and problem-solving ability that occurs as one ages.

Biological Maturation

The process by which living organisms grow and develop physically according to their genetic timetable.

Conservation

The protection, preservation, management, or restoration of natural environments, ecosystems, vegetation, and wildlife.