The Atmosphere

What do we call the description of Earth's atmosphere at a particular time and place?

• Weather

• Density

• Air pressure

• Altitude

What do we call the mixture of gases that surround a planet?

• Air pressure

• Weather

• Atmosphere

• Stratosphere

What do we call water in its gas form?

• Ice

• Water vapor

• Clouds

• Alititude

What is the first layer of the Earth called?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

Which layer of Earth's atmosphere contains the ozone layer?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

What is the third layer of the atmosphere called where most meteoroids burn up?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

What is the outer layer of the atmosphere called where temperatures can reach up to 1800 degrees Celsius?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

What do we call the lower part of the thermosphere which contains electrically charged particles called ions?

• Exosphere

• Mesosphere

• Stratosphere

• Ionosphere

What do we call the outer part of the thermosphere that is the last layer before space?

• Exosphere

• Ionosphere

• Stratosphere

• Troposhere

What property is defined by how much matter there is in a substance in a specific amount of space?

• Mass

• Volume

• Density

• Air pressure