The Scientific Method & Graphing

Select all that apply to complete the sentence.

The scientific method is…

• a way to solve a problem.

• magic.

• based on evidence.

• unreasonable and outdated.

What is the first step of the scientific method?

• write a hypothesis

• communicate or share results

• ask a question or state the problem

• collect data and record in notebook

What is the last step of the scientific method?

• write a hypothesis

• communicate or share results

• ask a question or state the problem

• collect data and record in notebook

Select all the parts of a good graph:

• a descriptive title

• x-axis and y-axis

• Appropriate intervals and scales

• Labels on x-axis and y-axis

• None of these.

Why is it important to test only (one) single independent variable and control for all other variables during an experiment?

• experiments with too many variables are time-consuming

• testing only one variable at a time leads to inaccurate, erroneous, bad data

• to determine a cause and effect relationship between independent and dependent variable

• testing more than one variable in the same experiment is a good idea

What is the independent variable on the graph?

• time (seconds)

• distance (cm)

• energy (joules)

• speed (cm/s)

What is the dependent variable on the graph?

• time (seconds)

• distance (cm)

• energy (joules)

• speed (cm/s)

What interval appears on the x-axis?

• 0.001

• 0.1

• 1

• 10

What interval appears on the y-axis?

• 0.001

• 0.1

• 1

• 10

What scale is used on the x-axis?

• 0, 1, 2, 3, 4, 5, 6, 7, 8, 9

• 0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9

• 0, 10, 20, 30, 40, 50, 60, 70, 80, 90

• 0, 100, 200, 300, 400, 500, 600, 700, 800, 900