Scientific Inquiry
Bridge Failure Case Study
Populations
Changing Populations
Communities
100

This is the first step of the scientific method, where you identify what you want to learn

What is asking a question?

100

uses numbers to describe what is observed 

What is qualitative data

100

The demand for resources such as food, shelter, in a community.

What is competition?

100

The number of offspring produced over a given time.

What is birthrate?

100

All the different populations that live together in one area form this.

What is a community?

200

A statement that can be tested by experiment and is often written as an ‘If…then…’ statement.

What is a hypothesis?

200

After you perform your experiment, you do this step to see what your data means

What is analyzing results

200

The number of individuals living in a certain area is called this.

What is poulation density?

200

A species at risk of extinction.

What is endangered

200

An organism’s specific role or job in its environment.

What is a niche?

300

This is a logical explanation of of an observation that is drawn from your prior knowledge or experience.

What are inferences?

300

A factor that you observe or measure during an experiment

what is a dependent variable?

300

The parts of earth and the surrounding atmosphere where there is life.

What is a biosphere?

300

The instinctive seasonal movement of a population of organisms from one place to another.

What is migration?

300

When two species live closely together and at least one benefits, it’s called this type of relationship.

What is symbiosis?

400

comparing what you already know with the information you are given in order to decide whether you agree with it. 

What is critical thinking 

400

the factors in an experiment that do not change.

What are constants?

400

When there are too many individuals for the resources available, this occurs.

What is overpopulation?

400

the kind of population change when food, shelter, sanitation, and medical care is available.

What is population increase?

400

a way of showing how energy moves through a community

What is a food chain?
500

A rule that describes a repeatable pattern in nature.

What is Scientific Law

500

A scientific investigation that tests how one factor affects another 

What is a controlled experiment?

500

The largest number of individuals an environment can support over time.

What is carrying capacity

500

A population grows in this pattern when in ideal conditions and unlimited resources.

What is exponential growth?

500

When one species benefits and the other is neither helped nor harmed, it’s called this.

What is commensalism?