Energy work

Which Enegry is the most produced in Portugal?

• Wind Energy

• Solar Energy

• Hydroelectric energy

• geothermal energy

Which country is the most dependant on nuclear energy?

• Belgium

• USA

• France

• Russia

Which form of energy is currently causing the largest amount of greenhouse gas emissions, globally?

• Natural Gas

• Coal

• Oil

• Nuclear

How much of the total energy use in the United States is supplied by renewable forms of energy?

• 4%

• 12%

• 20%

• 10%

What uses more energy? Six hours of laptop use or making coffee?

• Laptop uses more energy

• Coffee uses more energy

• They are about the same

What is the greenhouse effect?

• The tilt of the Earth changes the amount of solar energy the Earth receives

• The Sun is putting out more radiant energy over time

• Life on Earth 'exhales' gas that warms up the atmosphere

• Gases in the atmosphere trap heat and warm the Earth

The energy produced with the heat from Earth is...

Since the Indrustial Revolution, carbon dioxide leves have risen by

• 49%

• 11%

• 62%

• 82%

Which country/countries have emitted the most CO₂ over time?

• China

• USA

• Russia

• European Union

When was the last time in Earth's history that CO₂ was as high as it is now?

• This is the highest it's ever been

• CO₂ was at least this high during the warm periods between the ice ages

• CO₂ has been this high around 500000 bc.

• The last time CO₂ was this high was 3 million years ago.