How many more new coronavirus cases in the United States?

Grade level: 4th – 6th grades

Skills: Bar graphs

Related environmental issues: Others

The bar graph below shows the number of new coronavirus cases per day in the United States. The bar graph was created by google on July 3, 2020.

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  1. Between what day and what day does this bar graph show?
  2. Which had more new cases, 4/25 or 5/15?
  3. When did the United States have the largest number of new coronavirus cases?
  4. Did the United States have more than 40,000 new cases on 6/4?
  5. About how many times did the new cases increase between 7/1 and 7/2?  A) two times B) three times c) four times

 


 

Answer keys

1. 2/25 and 7/2
2. 4/25
3. 7/2
4. no
5. A

 

Factual Environmental Math Problems (2020)

Just published and now available from Amazon  (paperback)

About this book

The objective of Factful Environmental Math Problems is to cultivate our young people’s skills to analyze and evaluate fact-based data for understanding our world, while improving their math skills and critical thinking skills.

With the rise of the Internet and new technology, building skills to analyze and evaluate fact-based data becomes increasingly important for our young people to prepare for this rapidly changing world. These skills minimize their chances of being brainwashed by false information and making uniformed decisions and ultimately help develop their critical thinking skills. (Read more)

Screen Shot 2020-04-02 at 10.20.25 AM

 

Screen Shot 2020-04-02 at 10.31.32 AM

Screen Shot 2020-04-02 at 10.31.38 AM

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Published: March 26, 2020

Price: $6.25

What is the shape of solar panels?

Grade level: 4th -5th grades

Skills: Identify shapes / Volume

Related environmental issues: Energy 

 

Jacob’s family just installed solar panels at home to generate electricity from solar energy. The figure below shows one of the solar panels they have.

 

Screen Shot 2020-06-19 at 6.21.28 AM

 

  1. Name the shape of the solar panel.
  2. Write down the number of vertices, sides, and faces of the solar panel.
  3. Find the volume of the solar panel.

 

Answer keys

1.rectangular prism
2. 8 vertices, 12 sides, and 6 faces
3.160 x 80 x 4 = 51,200 (cm3)

 

Factual Environmental Math Problems (2020)

Just published and now available from Amazon  (paperback)

About this book

The objective of Factful Environmental Math Problems is to cultivate our young people’s skills to analyze and evaluate fact-based data for understanding our world, while improving their math skills and critical thinking skills.

With the rise of the Internet and new technology, building skills to analyze and evaluate fact-based data becomes increasingly important for our young people to prepare for this rapidly changing world. These skills minimize their chances of being brainwashed by false information and making uniformed decisions and ultimately help develop their critical thinking skills. (Read more)

Screen Shot 2020-04-02 at 10.20.25 AM

 

Screen Shot 2020-04-02 at 10.31.32 AM

Screen Shot 2020-04-02 at 10.31.38 AM

unknown-1

Published: March 26, 2020

Price: $6.25