Grade 4 blue group

What is the environment described as in the video?

(a)  

• A system of non-living things

• A system of living things
• A system of stars

• A system of planets

How much of the Earth's surface do humans thrive on?

(a)  

• Less than 10%

• Less than 30%

• Less than 50%

• Less than 17%

What does each dot on the population map represent?

(a)  

• 10 million people

• 1 billion people

• 1 million people
• 100,000 people

By the end of this century, what is the expected global population?

(a)  

• 12 billion

• 10 billion
• 7 billion

• 5 billion

What are two key actions to reduce our impact on the planet?

(a)  

• Building more cities and using more technology

• Slowing population growth and using fewer resource
• Increasing population growth and using more resources

• Traveling more and using more energy