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How does the number of predators affect the prey population? The controlled variable is...

Energy Transformations

System Interaction

Model

Types of models

System Importance

Model Importance

Closed System

How does the number of predators affect the prey population? The dependent variable is...

How does the number of predators affect the prey population? The independent variable is...

Flows within

System Function

Open System

Energy Transfers

Actual System

For tracking energy and matter flows so that we can better understand the concept

The system or object under study. Not a representation

Energy can change from one type of energy to another type of energy when it interacts with a system

Autotroph population

When matter or energy moves inside of a system

Predator population

What a system is designed for...it's job/role

Representation of the actual system

3D smaller items, computer simulations, diagrams, pictures.

To help us understand systems better by allowing us to study it, perform experiments, etc on a smaller version of the system

Systems effect other systems. Objects and energy will leave one system and enter another system.

Prey population

When matter cannot enter or leave a system, but energy can enter/leave

When energy moves from one system (object) to another system (object)

When matter can enter and leave a system.