Question

karla lists the steps of her scientific analysis in the form of a flow chart. which step should karla go back to as a result of her conclusions? 1. sees height of the same species of sea grass differs in two separate locations. 2. wonders why the sea grass height in the two locations differs. 3. suggests grazing by marine animals is the cause of the difference in height. 4. grows samples of sea grass in two separate aquariums - one with marine organisms and the other without them. 5. observes that the height of sea grass is uniform in both tanks. 6. concludes that another factor causes the difference in height.

Explanation:

Karla concludes another factor causes the height - difference. She should go back to the step where she formulated the initial question about the height - difference to re - evaluate or refine it based on her new conclusion.

Answer:

1. Wonders why the sea grass height in the two locations differs.