Recall the steps of the scientific method: Make observations.
Develop a hypothesis or make predictions.
Test the hypothesis.
Analyze the results.
Communicate the results.
Explain how the student in the article represented each step of the scientific method while developing his trench. Describe what he used for dependent and independent variables.
(Not Biology)

The hypothesis of continental drift states that earth's continents, which are located on tectonic plates, move relative to each other. which of the following is true of the movement of the tectonic plates? a. tectonic plates only move once every million years. b. they move at a rate of approximately 5 centimeters per year. c. tectonic plates never move, only the continents located on them do. d. their movements are very rapid and occur at random times.

Which could be a pathway of food through an ecosystem

The human genome consist of about chemical letters