Question 1

Define the term open system.

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Question 2

A paragraph that describes how a system works (without a diagram) is a…

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Question 3

Outline two uses of models in environmental science.

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Question 4

Define the term system boundary.

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Question 5

Which is an example of a model?

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Question 6

Which model shows change over time?

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Question 7

Why are models used in environmental science?

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Question 8

Which type of model uses arrows and shapes to show relationships?

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Question 9

Outline two examples of models used in ESS and what each shows.

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Question 10

Define the term “model” in ESS.

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Question 11

Which type of model mainly uses equations (for example y = mx + b)?

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Question 12

Which statement best defines a model in ESS?

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Question 13

Which model best shows feeding relationships?

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Question 14

Which statement about models is correct?

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Question 15

Define the term storage (stock) in a systems model.

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Question 16

Which type of model predicts future climate conditions?

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Question 17

Explain one limitation of environmental models.

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Question 18

Outline what is meant by dynamic equilibrium in a systems model.

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Question 19

Why do scientists choose what to include in a model?

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Question 20

Explain what is meant by the “trade-off” in models.

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Topic 1.2: Models, Systems and Loops Questions

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