Electricity Use in Homes and Businesses

Question 1

watts

Revolt · Accepted Answer

45

Question 2

What did you include in your response? Check all that apply.

Revolt · Accepted Answer

Power plants generate electricity by turning a turbine.; The turbine spins a generator, which produces electricity.; Fossil fuels are burned to heat water, producing steam that turns the turbine.; Nuclear power plants use fission to produce the thermal energy needed to produce steam.; Wind and falling water are also used to turn turbines, which spin generators that produce electricity.

Question 3

lumens

Revolt · Accepted Answer

800

Question 4

A

Revolt · Accepted Answer

2.00

Question 5

Power lines often carry high voltages. For example, a single power line may carry 100,000 volts. An outlet in a home only carries 120–240 volts. What accounts for this difference in voltage?

Revolt · Accepted Answer

Voltage is decreased by local transformers.

Question 6

kWh

Revolt · Accepted Answer

0.42

Question 7

$

Revolt · Accepted Answer

0.23

Question 8

lm/W

Revolt · Accepted Answer

14

Question 9

W

Revolt · Accepted Answer

13

Electricity Use in Homes and Businesses Answers

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