WorksheetsESS Topic 1.2: Systems & Models
Total questions: 10
Worksheet time: 10mins
In the system diagram shown, the system is considered as ..... of the system.
An input
A subsystem
A storage/stock
An output
Movements of energy or matter out of a system is called...
Output
Input
Transfer
Transformation
What type of system is this?
Open
Closed
Isolated
None
Which of the following are characteristics of a good model?
The model explains how a complex phenomena arises from simpler phenomena.
The model can compare poorly understood aspects of the real world to a well-understood aspect.
The model is testable and generates predictions that reflect what is happening in reality.
All the responses are correct.
None of the responses are correct.
Which of the following is not a system?
A rotten log alongside a lake.
An aquarium.
The Amazon forest.
None of the choices.
All of the choices.
Which of the following is a transformation?
Water flowing downstream in a river.
Ocean currents moving heat around.
Food moving along the food web.
Plants photosynthesising.
Chemical energy in the form of sugars moving from a herbivore to a carnivore is an example of a(n) ___.
transfer
transformation
process
output
A fire burning wood (chemical energy) releases light and heat energy. This is an example of a(n) ___.
transfer
transformation
process
output
What is an emergent property of a system?
The combined features of all the elements in a system.
The feature that only shows as a result of all elements working together in a system.
The feature of every element in a system that seems to disappear when elements work together in a system.
The feature of a system that is also present in every element of that system.
What was the over all idea of the Gaia Hypothesis?
The earth can control what happens on other planets.
The earth is a self-regulating system.
The earth can not regulate itself without technological intervention.
The earth needs to be carefully monitored and regulated by humans.
