Atmosphere Unit Test

Earth’s atmosphere contains more ____________ than any other substance.

• Hydrogen and nitrogen

• Helium and oxygen

• Nitrogen and oxygen

• Carbon and nitrogen

The diagram shows the layers of the atmosphere. The layer that weather happens in is called the

• Thermosphere

• Mesosphere

• Stratosphere

• Troposphere

The layer of the atmosphere that contains the ozone layer is called the

• Thermosphere

• Mesosphere

• Stratosphere

• Troposphere

How does temperature change as you go up in altitude in the troposphere?

• The temperature increases as altitude increases.

• The temperature decreases as altitude increases.

• The temperature increases and decreases with higher altitudes.

• The temperature stays constant.

The form of energy transfer that happens when a heated substance (such as air or water) moves is called _________________.

• radiation

• convection

• conduction

• reflection

Low-pressure systems are usually associated with _______________ weather.

• cold and dry

• cloudy and rainy

• sunny and dry

• warm and humid

In a high pressure system,

• air is rising

• air is sinking toward the ground

• air moves along the ground toward the center of the system

• there is usually rain

A warm, humid air mass would be called

• maritime polar

• maritime tropical

• continental polar

• continental tropical

Which type of front can create strong winds and thunderstorms and is accompanied by a sharp drop in temperature?

• warm front

• occluded front

• cold front

• stationary front

In the diagram of a cold front shown, which letter represents the cold air mass?

• A

• B