In which state do you need to pay more to play video games, Hawaii or NY?

Grade level: 4th – 5th grades

Skills: Bar graphs

Related environmental issues: Energy

The price of electricity varies widely from area to area. This is because the type and the price of energy sources each area uses to generate electricity are different. The bar graph below shows the average electricity price for playing video games for 5 hours in seven states in November 2019.

Screen Shot 2020-02-24 at 8.47.21 PM

  1. 1.In which state do you need to pay more than 30 cents to play video games for 5 hours?
  2. It costs about _____ cents more to play video games for 5 hours in Alaska than in Indiana.
    a.10
    b.20
    c.30
  3. Among the seven states, which is the third most expensive state to play video games?

 

Source: U.S. Energy Information Administration, 2020. Electric Power Monthly

Note: It is using per kW electricity price


Answer keys

1.Hawaii
2.a
3.California

 

 


 

The 225 Math Quizzes That Will Make You An Environmental Expert (2019) is available from Amazon.com.  (paperback)

Screen Shot 2019-01-26 at 10.54.15 AM

 

 

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How are we protected from dangerous air pollution?

Grade level: 4th – 6th grades

Skills: Place value (whole numbers)

Related environmental issues: Air

Clean air is essential for our health.The United States has protected Americans from dangerous air pollution that cause asthma, lung diseases, and early death by enacting the law called the Clean Air Act. It is estimated that the Clean Air Act will save at least 230,000lives by 2020 in this country.

clean_air

  1. What digit is in the tens place of 230,000?
  2. What place is the 3 in 230,000?
  3. How many thousands are in this number?
  4. How many hundreds are represented by the 2?
  5. How many ones are represented by the 3?
  6. Which number represents 230,000?
a.23  x 102
b.23 x 103
c.23 x 104
d.23 x 105

 

Source: U.S. EPA, Clean Air Act Overview.

Photo: WWF

 


Answer keys

1.0
2.Ten thousands
3.230
4.2,000
5.30,000
6.c

 

 


 

The 225 Math Quizzes That Will Make You An Environmental Expert (2019) is available from Amazon.com.  (paperback)

Screen Shot 2019-01-26 at 10.54.15 AM

 

 

About this book>>>

Table of Contents >>>

Sample Quizzes >>>

Answer Key >>>