Science 5 Chapter 9.1

Which layer of the atmosphere is closest to the Earth's surface?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

Which gas makes up the majority of Earth's atmosphere?

• Nitrogen

• Oxygen

• Trace gases

• Carbon dioxide

Which gas is needed for living things breathing?

• Nitrogen

• Oxygen

• Carbon dioxide

• Argon

In which layer of the atmosphere do meteorites burn up?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

Which process turns liquid water into water vapor (gas)?

• precipitation
• condensation
• evaporation
• run-off

Which layer of the atmosphere is the cold, outermost region where satellites orbit?

• exosphere
• troposphere
• thermosphere
• mesosphere

The ozone layer is responsible for protecting us from the sun's harmful...

• energy
• UV rays
• heat
• light

What is the order of the layers of the atmosphere, starting with the layer closest to Earth's surface?

• Stratosphere, Troposphere, Exosphere, Mesosphere, Thermosphere

• Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere

• Troposphere, Stratosphere, Mesosphere, Exosphere, Thermosphere

• Troposphere, Stratosphere, Thermosphere, Exosphere, Mesosphere

When water is heated in the ocean by the sun and turns into water vapor

• condensation
• evaporation
• transpiration
• runoff

After condensation, the droplets of water in the clouds fall to the earth in different forms

• precipitation 
• condensation
• evaporation 
• ground water