Earth's Atmosphere Vocabulary

Earth's atmosphere provides that animals need to breathe.

• Nitrogen

• Carbon Dioxide

• Carbon

• Oxygen

Which statement correctly describe the properties of air? Select three.

• Air has mass but no weight.

• Air pressure is created by the weight of the atmosphere pushing on Earth’s surface.

• Pressure is a measure of how tightly molecules are packed.

• Denser air is heavier than less dense air.

• Air is less dense at higher altitudes.

On a warm summer day, a severe storm happens, and a tornado forms.

Which layer of the atmosphere is experiencing this storm?

• troposphere

• stratosphere

• mesosphere

• thermosphere

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS3-2

During an evening hike, you see a shooting star just like the one pictured here.

In which layer of the atmosphere does this shooting star occur?

• troposphere

• stratosphere

• mesosphere

• thermosphere

One evening, you see the northern lights, which are shown in the image.

In which layer of the atmosphere do the northern lights occur?

• troposphere

• stratosphere

• mesosphere

• thermosphere

The has the highest temperature of any layer in Earth’s atmosphere.

• thermosphere

• stratosphere

• troposphere

The ozone in the protects people from ultraviolet (UV) radiation.

• thermosphere

• stratosphere

• troposphere

Both the get colder as altitude increases.

• thermosphere and troposphere

• stratosphere and mesosphere

• mesosphere and troposphere

The is located 12 to 50 kilometers from Earth’s surface.

• mesosphere

• stratosphere

• ionosphere

Tags

NGSS.MS-ESS2-6

The most abundant gas in Earth’s atmosphere is

• Nitrogen

• Oxygen

• Argon

• Helium