Population Growth

What might happen if the earth exceeds its carrying capacity?

• There might not be room for people to move around.

• There might not be enough food and water for everyone.

• The continents might sink into the oceans.

• Most of the people on the planet would starve.

Tags

NGSS.MS-ESS3-4

Which of the following describes a population?

• The total number of people, animals, and plants in New York City

• The total number of houses in Atlanta

• The total number of people living in the state of Texas

• The total number of fish in all the world's oceans

Tags

NGSS.MS-LS2-1

Which of the following is a true statement about deforestation?

• Once trees are cut down, they can never grow back again

• Trees provide humans with the carbon dioxide we need to breathe

• Animals lose their habitats when too many trees are cut down

• Wood and paper products cannot be recycled

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

If the world population keeps growing at its current rate, how many people might be alive in 10 years?

• 14 million

• 22 billion

• Between 7 and 8 billion

• 1.5 trillion

Tags

NGSS.MS-ESS3-4

Which of the following would be a good step to take to reduce the waste you produce?

• Ask your parents to buy you your own car

• Try to reduce your consumption of electricity and fuel

• Use only electric appliances in your home

• Only buy products with vacuum-sealed plastic packaging

Tags

NGSS.MS-ESS3-3

Why are solar and wind power considered alternative energy sources?

• They are an alternative to non-renewable energy sources like fossil fuels

• They are used by people in alternative communities

• They use alternating current instead of direct current

• You can alternate between using solar power during the day and wind power at night

Why would advances in medicine lead to population growth?

• Curing deadly diseases allows people to live longer

• People are unable to have babies without medical help

• Babies do not grow if they don't take their medicine

• New drugs allow mothers to have multiple births, like octuplets

How can population growth lead to more pollution?

• Too many people breathing causes too much carbon dioxide to enter the atmosphere

• The body heat generated by billions of people leads to an increase in global warming

• More people being born means more paper is needed to print birth certificates

• All people produce waste, so more people equals more waste

Tags

NGSS.MS-ESS3-4

Before 1800, the infant mortality rate was much higher than it is now. What does that mean?

• People didn't have a lot of babies before 1800

• Children did not grow very tall before 1800

• Most women were unable to have babies before 1800

• A lot more babies died during childhood before 1800

Tags

NGSS.MS-ESS3-4

Which of the following terms best describes the current rate of world population growth?

• Slack

• Leisurely

• Gradual

• Rapid

Tags

NGSS.MS-ESS3-4