Environmental Science and Scientific Method

Which of the following are examples of biotic factors?

• A) Animals, plants, fungus

• B) Wind, temperature, humidity

• C) Water, air, shelter

What is Environmental Science?

• The study of the environment and the solution of environmental problems.

• The study of ancient civilizations.

• The study of celestial bodies.

• The study of human anatomy.

Tags

NGSS.MS-ESS3-2

NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

The first step in the scientific method is:

• Observation

• Hypothesis

• Experimentation

• Conclusion

'Make Observations' in the scientific method involves:

• Formulating hypotheses

• Collecting data through the senses

• Testing predictions

• Drawing conclusions

Tags

NGSS.MS-LS1-1

A hypothesis is:

• a proven fact

• a testable prediction

• an untestable idea

• a random guess

Tags

NGSS.HS-PS1-2

NGSS.HS-PS4-3

How is a hypothesis written?

• A hypothesis is written as a statement that can be tested.

• A hypothesis is written as a question that cannot be tested.

• A hypothesis is written as a conclusion based on data.

• A hypothesis is written as a random guess.

In the example 'If seeds are placed in warm temperatures then they will germinate faster', what is the independent variable (IV)?

• Seeds

• Warm temperatures

• Germination speed

• None of the above

In the example 'If seeds are placed in warm temperatures then they will germinate faster', what is the dependent variable (DV)?

• Warm temperatures

• Seeds

• Germination speed

• Faster germination

Tags

NGSS.MS-LS1-5

What is a dependent variable (DV) in an experiment?

Tags

NGSS.MS-PS2-2

Fill in the blank: In an experiment, a constant is where all conditions are kept the ____.

• same

• different

• variable

• changing

Tags

NGSS.MS-PS3-4