The layer of atmosphere closest to the Earth is called the

• mesosphere
• stratosphere
• troposphere
• proctosphere

Tags

NGSS.MS-ESS2-6

Air in the atmosphere is 78%

• Einsteinium
• nitrogen
• oxygen
• carbon dioxide

Oxygen is the most common gas in the atmosphere.

• True
• False
• Both True and False
• Neither True nor False

The atmosphere is 21%

• nitrogen
• oxygen
• argon
• flatulence

The stratosphere is located between

• thermosphere and mesosphere

• core and mantle

• troposphere and mesosphere

• exosphere and mesosphere

• your head and Uranus

Altitude is the  (use the internet for this answer)

• distance between the moon and the sun
• weight of a mountain divided by the ocean
• place where things drop from the sky
• height of an object above the ground or sea level

air pressure is the ________ that air has on a surface or object 

• height
• distance
• force
• protuberance

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-5

As altitude increases, the air pressure 

• decreases
• stays the same
• increases
• all of the above

Most of Earth's weather occurs in the 

• troposphere
• stratosphere
• mesophere
• thermosphere

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What layer of the atmosphere do we live in?

• Troposphere
• Stratosphere
• Mesosphere
• Thermosphere