IB ESS Topic 6.1 Introduction to the Atmosphere

Identify an input to the atmospheric system from the diagram

• Reflected by clouds

• Absorbed by Earth

• Incoming solar radiation

• Net longwave radiation

Identify the outputs of the atmospheric system in the diagram

• Reflected by clouds

• Absorbed by Earth

• Incoming solar radiation

• Net longwave radiation

What is the name of the transfer of water from oceans into the atmosphere

• Sublimation

• Photosynthesis

• Condensation

• Evaporation

How do human activities impact the atmosphere?

• Altering inputs and outputs

• Altering inputs

• Altering outputs

• Altering geological time

Changes in the atmosphere have only ever been caused by humans

• True

• False

Changes in the atmosphere and climate of the Earth have been caused by..

• Abiotic factors such as temperature

• Abiotic factors such as precipitation

• Biotic factors - plants and animals

• Abiotic factors - temperature and precipitation

• All of the above

The main gas component of the current atmosphere is

• Oxygen

• Carbon dioxide

• Nitrogen

• Argon

• Water vapour

Which gas reached about 35% at the end of the carboniferous period in geological time because of photosynthising plants?

• Oxygen

• Carbon dioxide

• Nitrogen

• Argon

• water vapour

Which gas has decreased in atmospheric composition over the last 600 million years from 1500 parts per million to 400ppm, along with a decrease in global temperatures?

• Oxygen

• Carbon dioxide

• Nitrogen

• Argon

• Water vapour

Which gas components of the atmosphere are greenhouse gases?

• Oxygen

• Carbon dioxide

• Nitrogen

• Argon

• Water vapour