12 marks
Complete the following sentence:
The atmosphere is primarily composed of two gases:
approximately 78% is __________ and 21% is __________.
Did this page help you?
Introduction to the Atmosphere (SL IB Environmental Systems & Societies (ESS))
Topic Questions
21 mark
Outline one natural (non-human) input to atmospheric systems.
Did this page help you?
31 mark
State the atmospheric layer in which most clouds form.
Did this page help you?
43 marks
List three greenhouse gases.
Did this page help you?
17 marks
Explain the role of the atmosphere in maintaining temperatures that can sustain life across the surface of the Earth.
Did this page help you?
29 marks
Evaluate the impact of human activities on atmospheric composition and the consequences for ecosystems.
Did this page help you?
14 marks
Explain the albedo effect and its significance in regulating the Earth's overall temperature.
Did this page help you?
24 marks
Describe the role of the natural greenhouse effect in regulating Earth's temperature.
Did this page help you?
3a2 marks
In relation to processes taking place within the atmospheric system:
State two transfers of energy.
3b2 marks
In relation to processes taking place within the atmospheric system:
State two transformations of matter.
Did this page help you?
44 marks
Outline how human activities affect two named atmospheric components.
Did this page help you?