Atmosphere

1. How much of the sun's energy does the earth reflect?

• 51%
• 100%
• 30%
• 19%

2. How much of the sun's energy is absorbed into the land?

• 100%
• 51%
• 19%
• 30%

Where does the Earth receive the most direct radiation from the sun?

Where is there a surplus of energy? (Select all that apply)

• South Pole

• Equator

• Tropic of Capricorn/Cancer

• North Pole

Where is there a deficit of energy? (Select all that apply)

• Equator

• North Pole

• South Pole

• Tropics

Where is the atmosphere thicker?

• The Poles

• Equator

• Tropics

The more reflective a surface is the higher the ​ (a)   value. Very white surfaces, such as fresh ​ (b)   , reflect a very high fraction of incoming radiation back to space. Darker surfaces such as water, ​ (c)   or asphalt have a much lower albedo and more of the sun's energy is ​ (d)   .

• albedo
• snow
• forests
• absorbed
• insolation
• reflected

Warm air...

• sinks

• rises

Cold air ...

• sinks

• rises

What weather is caused by low pressure?

• Clouds and rain

• Clear skies