What U.S. company uses that largest amount of solar power?

Grade level: 4th-5th grades

Skills: Comparing numbers / Subtraction (Decimal numbers)

Related environmental issues: Renewable Energy 

Many large companies in the United States have installed solar panels to use renewable energy to meet their energy demand and to become more environmentally sustainable.

The table below shows top 5 companies that use the largest amount of solar power in the United States.

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1. Arrange companies from greatest to least.

2. How much more or less solar power does Target use than Walmart?

3. How much more or less solar power does Amazon use than Apple?

Source) SEIA (Solar Energy Industries Association), 2019. 2018 Solar Means Business Report

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Answer keys

1. Apple, Amazon, Target, Walmart, Switch

2. 242.4 – 208.9 = 33.5        33,500 (kilowatts) more solar power

3. 393.3 – 329.8 = 63.5        63,500 (kilowatts) less solar power

 

What state generates the third largest amount of electricity from wind in the United States?

Grade level: 4th – 6th grades

Skills: Number comparison / Subtraction (4-digit numbers)

Related environmental issues: Energy

The map below shows the top 5 states that generate the largest amount of electricity from wind.

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  1.  What state generates the largest amount of electricity from wind in the United States?
  2. What state generates the third largest amount of electricity from wind in the United States?
  3. How much more electricity does Iowa generate from wind than California?
  4. How much more electricity does Oklahoma generate from wind than Kansas?

 

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Answer keys

  1. Texas
  2. Oklahoma
  3. 2,537 MW (8,422 – 5,885 = 2,537)
  4. 2,409MW (8,072 – 5,663 = 2,409)