Answer to Question #228058 in Ecology for Jen

Question

1.Put the following steps of the scientific method in order of progression.

Analyze results.

Design the experiment.

Revise hypothesis/experiment or find new research.

Make observations and ask questions.

Develop a hypothesis.

Support or Refute hypothesis.

 2.Match the Following Elements of an Experiment

Control

Independent

Dependent

Hypothesis

The variable you purposely manipulate.

The variable that is not changed or been manipulated.

Is an explanation to a question that is both testable and tentative.

The variables that are generally kept constant across all groups within an experiment.

3 A scientist testing the effects of a chemical on lettuce yield, sprays a field with the chemical. A second field does not receive the chemical. The amount of lettuce harvested from each field is measured.

What is the hypothesis?

What is the independent variable?

What is the dependent variable?

What is the control group?

Answer 1

1.

• Make an observation.
• Ask a question.
• Form a hypothesis, or testable explanation.
• Make a prediction based on the hypothesis.
• Test the prediction.
• Iterate: use the results to make new hypotheses or predictions.