Weather and Atmosphere

Which gas in our atmosphere is most abundant?

• Argon
• Oxygen
• Nitrogen
• Carbon Dioxide

What is the percentage of oxygen in Earth's atmosphere?

• 1%
• 21%
• 78%
• 90%

Which of the following is the best conclusion that can be made from this graph?

• 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

Which layer is the outermost layer?

• troposphere
• thermosphere
• exosphere
• mesosphere

Where you will find the ozone layer.

• stratosphere
• thermosphere
• exosphere
• mesosphere

Where weather occurs.

• stratosphere
• thermosphere
• troposphere
• mesosphere

Where we live.

• stratosphere
• thermosphere
• troposphere
• mesosphere

Which city has the highest rainfall in July? 

• Iquitos ( Graph on Left)
• Monrovia (Middle Graph)
• Normanton (Graph on Right)
• None of the above

Which month has the lowest average temperature?

• December
• November
• January
• February 

How many climate groups are there according to the Koppen Classification System.

• 1
• 5
• 7
• 3