A 1,200-W hair dryer is run for approximately 5 minutes every day. If the electric power company charges 12 cents per kWh, calculate the annual electric energy consumption of the hair dryer and the associated cost.
What will be an ideal response?
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Heat normally is
A. thermal energy flowing from hot to cold. B. radiant energy. C. temperature. D. thermal energy.
A comparatively low levels of precipitation on the downwind side of the Coast Range in the Pacific Northwest is termed a(n) ____________________ ____________________
Fill in the blank(s) with correct word
Which event did not occur in the Hadean (4.6-4.0 bya)?
a. formation of oceans b. extremely bright Sun c. formation of Moon d. accretion of Earth e. formation of core and mantle
In developing nations, such as India and Nigeria, ________
A) small numbers of people have moved into the cities B) rural people are moving to the cities in large numbers C) very little change has occurred in the past 40 years regarding where people live D) most of the population is moving to the suburbs from the city centers E) more people are moving to the suburbs than to the city centers