Global Warming

Which of the following best describes global warming?

• The current temperatures on Earth

• The weather during the summer

• The increase in the average temperatures on Earth

• All of the above

Which of the following best describes global warming?

• The current temperatures on Earth

• The weather during the summer

• The increase in the average temperatures on Earth

• All of the above

Animals will migrate to cooler spots as their old habitats get too warm. This could upset the food chain and put some species in danger of ___________.

• a huge population boom causing mass hunger. 

• drowning

• extinction

• being eaten by their own kind. 

What greenhouse gas is released into the atmosphere from gasoline-burning cars?

• Carbon dioxide

• Water vapor

• Ozone

• Oxygen

Which of the following causes of global warming can be affected by human behavior?

• Volcanic eruptions

• Greenhouse gases

• Solar activity

• Natural fluctuations of the planet

Global Warming is MAINLY caused by...

• ...the Sun

• ...the Greenhouse Effect.

Global Warming is MAINLY caused by...

• ...the Sun

• ...the Greenhouse Effect.

Deforestation is another cause of global warming.

• True

• False

Trees help the Earth because...

• ...they absorb huge amounts of Carbon Dioxide (CO2) from the air and release oxygen back into it.

• ...they absorb huge amounts of oxygen from the air and release Carbon Dioxide (CO2) back into it.

Which of these is NOT a greenhouse gas?

• Carbon Dioxide

• Nitrous Oxide

• Oxygen Gas

• Methane