planet Earth

In which layer of the atmosphere do meteors burn up?

• Mesosphere

• Stratosphere

• Troposphere

• Exosphere

What is the hottest layer of the atmosphere?

• Mesosphere

• Exosphere

• Stratosphere

• Thermosphere

The layer of our atmosphere in which weather occurs is the

• Mesosphere

• Thermospher

• Troposphere

• Stratosphere

Which layer of the earth's atmosphere, is furthest away from the surface of the earth?

• exosphere

• mesosphere

• stratosphere

• troposphere

The Earth's atmosphere is divided into five layers. In which layer does all life exist?

• exosphere

• mesosphere

• stratosphere

• troposphere

What gas in the atmosphere forms into clouds?

• oxygen

• hydrogen

• nitrogen

• water vapor

What are the two most common gases found throughout the atmospheric layers?

• carbon dioxide and oxygen
• ozone and water vapor
• nitrogen and oxygen
• carbon dioxide and nitrogen

How does the ozone layer help life on Earth?

• It produces oxygen for the atmosphere
• It protects Earth from meteors
  It protects the Earth from meteors
• It absorbs damaging ultraviolet radiation from the Sun
• It reflects most of the Sun's radiation to keep the planet cool

What atmospheric layer contains the ozone?

• exosphere
• mesosphere
• stratosphere
• troposphere

Which is the correct sequence of atmospheric layers from the lowest altitude to highest?

• mesosphere, troposphere, thermosphere, exosphere
• troposphere, stratosphere, mesosphere, thermosphere, exosphere
• exosphere, troposphere, stratosphere, mesosphere, thermosphere
• stratosphere, mesosphere, troposphere, exosphere, thermosphere