Scientific Method Test F23

What is the part of an experiment that serves as a standard for comparison?

• A. Control Group
• B. Constant
• C. Hypothesis
• D. Variable _____

A testable prediction that predicts a cause-and-effect relationship between variables is a(n)

• A. analysis
• B. hypothesis
• C. observation
• D. inference

Where does the dependent variable go on a graph?

• A. X-axis
• B. Y-axis
• C. In the Title
• D. In the Key

Why is it advisable to use tongs when taking a beaker off a laboratory burner?

• A. It prevents spilling.
• B. It prevents the beaker from breaking.
• C. It looks cool.
• D. It allows you to move it if it is too hot.

A factor in an experiment that changes in response to the independent variable is the ____.

• A. constant
• B. control group
• C. independent variable
• D. dependent variable

Using the graduated cylinder pick the accurate AND precise measurement below.

• 20 mL
• 20.0 mL
• 22 mL
• 22.0 Ml

All of the following are steps in the scientific method EXCEPT

• A. observing and recording data.
• B. forming a hypothesis.
• C. developing a model.
• D. discarding data that doesn’t match the hypothesis.

The best type of graph to use to show the percentages of a whole is a

• A. Bar graph
• B. Circle Graph
• C. Line Graph
• D. Scatter Graph

The “cause” of the experiment, what we are purposefully manipulating or changing is the

• A. constant
• B. control group
• C. dependent variable
• D. independent variable

Using the graph, how many adults do NOT carpool to work?

• A. 15
• B. 50
• C. 130
• D. 160