IB Geography Causes of Climate Change

Front

Why is the increase of Greenhouse gasses a big issue?

Back

It causes climate change and increase in the global temperature.

Front

What is the greenhouse effect?

Back

The warming of a planet due to trapped radiation.

Front

Which one of the choices below is NOT a cause for global warming? Having too many farm animals, Burning Fossil Fuels, Planting new trees

Back

Planting new trees

Front

What do humans do that releases greenhouse gases into the atmosphere? Options: Burn fossil fuels (like gas and coal), Build cement buildings, Ride bikes and use solar energy, Compete in the Olympics

Back

Burn fossil fuels (like gas and coal)

Front

Which of the following is the best conclusion that can be made from this graph? Options: atmospheric carbon dioxide levels have been decreasing since 1960, Hawaii has a lot of carbon dioxide, humans have been working hard to decrease carbon dioxide levels, atmospheric carbon dioxide levels have increased steadily since 1960

Back

atmospheric carbon dioxide levels have increased steadily since 1960

Front

Which of the following natural events would be most likely to contribute to the cooling of Earth's atmosphere? Earthquake, Hurricane, Volcanism, Monsoon

Back

Volcanism

Front

The greenhouse effect is beneficial as it helps to sustain life on earth by naturally trapping heat in the atmosphere.

Back

True

Front

If Earth did not have an atmosphere, most of the energy from the sun would

Back

be reflected back into space.

Front

Gases such as water vapor and carbon dioxide that trap heat near Earth are known as

Back

greenhouse gases.

Front

How do volcanic eruptions affect climate?

Back

Gases and particles may block sunlight and lower temperatures.