4. Air page 4

What is the uppermost layer of the atmosphere called?

• Stratosphere
• Troposphere
• Mesosphere
• Exosphere

Which layer of the atmosphere helps in radio transmission and reflects radio waves back to Earth?

• Exosphere
• Thermosphere
• Mesosphere
• Stratosphere

What type of gases like helium and hydrogen float into space from the exosphere?

• Oxygen and nitrogen
• Carbon dioxide and methane
• Helium and hydrogen
• Nitrogen and hydrogen

What term is used to describe the day-to-day condition of the atmosphere, including factors like temperature and precipitation?

• Climate
• Weather
• Insolation
• Distribution

What term is used to describe the average weather condition of a place over a longer period of time?

• Insolation
• Climate
• Weather
• Temperature

Which factor influences the distribution of temperature on Earth, with the highest insolation at the equator?

• Precipitation
• Wind patterns
• Latitude
• Elevation

Which season is generally hotter than winters?

• Spring
• Fall
• Summer
• Winter

What is the incoming solar energy intercepted by the Earth called?

• Climate
• Weather
• Insolation
• Distribution

What instrument measures the temperature of the atmosphere?

• Barometer
• Rain gauge
• Wind vane
• Thermometer

Which instrument measures the amount of rainfall in an area?

• Thermometer
• Barometer
• Wind vane
• Rain gauge