Earth Quiz 2

What is the difference between weather and climate according to the text?

• Weather and climate refer to the same patterns of temperature and precipitation.

• Weather is what you wear each day, while climate is what you wear over the year.

• Weather is the usual weather in a place over a long period of time, while climate refers to the temperature and precipitation on a given day.

• Weather is the day-to-day change in temperature and precipitation in a place, while climate is the usual weather over a long period of time.

What has been the trend in global temperatures from 1880 to 2020?

• Global temperatures have remained constant.

• Global temperatures have decreased.

• Global temperatures have shown a significant increase.

• There is no clear trend in global temperatures.

What is the term used to describe the trend of rising global temperatures?

• Climate shift

• Global cooling

• Global warming

• Greenhouse effect

What is one of the main causes of climate change according to the document?

• Natural changes in the Earth's orbit

• Decrease in solar radiation

• Human activities releasing gases that change the atmosphere

• Increased volcanic activity

What is the greenhouse effect?

• The natural cooling cycle of the Earth over thousands of years

• The increase in Earth's average temperature due to human history

• The trapping of the Sun's heat in the Earth's atmosphere by greenhouse gases

• The melting of ice caps and glaciers due to global warming

According to the text, what might happen by the year 2030?

• The Arctic could have no summer sea ice.

• Global temperatures will decrease significantly.

• The greenhouse effect will no longer be a concern.

• Ocean currents will stop affecting the climate.

What is the main cause of rising temperatures on Earth according to the text?

• Solar radiation

• The Earth's orbit

• The greenhouse effect

• Methane emissions

What would be the average temperature on Earth without the greenhouse effect?

• 0°C

• -18°C

• 15°C

• 5°C

Which gas is the most common greenhouse gas in our atmosphere?

• Nitrous oxide

• Methane

• Carbon dioxide

• Water vapour

What is the main source of methane in Canada?

• Solar radiation

• Fossil fuels use, farming, and waste

• Volcanic eruptions

• Deforestation