Steps of the Scientific Method
Variables
Experiments
Data & Results
100

What is the first step in the scientific method?

What is asking a question?

100

What is the variable that you change on purpose in an experiment?

What is the independent variable?

100

What do we call a test that checks one thing at a time?

What is a controlled experiment?

100

What is information collected during an experiment?

What is Data?

200

What do you make that is an educated guess or prediction?

What is a hypothesis

200

What is the variable that you measure or observe in an experiment?

What is the dependent variable?

200

What is the group in an experiment that you do not change, used for comparison?

What is the control group?

200

What type of graph would you use to show change over time?

What is a line graph?

300

What step involves testing your hypothesis?

What is conducting an experiment?

300

What are the variables that you keep the same to make the experiment fair?

What are the controlled variables?

300

Why do scientists only change one variable at a time?

So they know what caused the results.

300

If a scientist gets very different results each time, what should they do?

Repeat the experiment and check for mistakes.

400

What do you do after you collect your data?

What is analyze or interpret the results?

400

In an experiment to see how sunlight affects plant growth, what is the dependent variable?

What is plant growth?

400

What is something you use in an experiment to help you measure?

What is a tool or instrument?

400

What do you call it when your results do NOT match your hypothesis?

It means your hypothesis was incorrect, and that’s okay!

500

What is the final step of the scientific method where you explain what you found out?

What is drawing a conclusion?

500

In an experiment testing paper airplane designs, what is the independent variable?

The design or shape of the airplane.

500

What makes an experiment reliable?

Repeating it or having many trials.

500

Why is it important to record data during every step?

So the experiment can be repeated and trusted