Scientific Method
Observations
Hypothesis
Variables
Surprise!
100

What is the first step in the scientific method?

What is Question/Observation

100

What are the two types of data?

What is Qualitative and Quantitative.

100
What step of the scientific method do you predict a possible answer to a problem or a question?
What is Hypothesis.
100
What are the two types of variables stated in a hypothesis?
What is Independent and Dependent.
100

What does it mean about your data if you have too many variables in an experiment?

Your data may be invalid

200
What step of the scientific method do you test your hypothesis?
What is Experiment.
200
This type of observation is measureable.
What is Quantitative Measurement.
200
Putting my plant in the closet will decrease it's chance of living. What is wrong with this hypothesis?
What is... it is missing "If" and "Then"
200
What is the responding variable or factor that may or may not change due to manipulation?
What is Dependent Variable.
200
In which step of the scientific method do you use your information to draw conclusions about your experiment?
What is Analyze Results.
300

What are the two groups you need in an experiment?

What is experimental and control

300
This type of observation is describable.
What is Qualitative Measurement.
300
If you drink more milk will you get stronger bones? State a good hypothesis for this question.
What is...If you increase the amount of milk you drink, then you will increase the strength of your bones.
300
What is the term we use to describe the manipulated variable or factor that the experimenter intentionally changes?
What is Independent Variable.
300
The ________________ involves a series of steps that are used to investigate a natural occurrence.
What is Scientific Method.
400

When creating a graph during data analysis, the _______ goes on the x-axis and the __________ goes on the y-axis.

independent variable; dependent variable

400
Blue, rough, metal are all examples of what type of observation?
What is Qualitative Measurement.
400
I wonder if you smoke more cigarettes, will you have a better chance of getting lung cancer? State a good hypothesis for this question.
What is...If you increase the number of cigarettes you smoke, then you will increase your chance of getting lung cancer.
400

In an experiment what are the variables that do not have the factor being tested called? (HINT: we compare our data to them)

What is Control.

400
List the independent and dependent variables in the following hypothesis. If soil temperatures rise, then plant growth will increase.
What is...Independent-soil temperatures, Dependent-plant growth.
500

Why is it important to repeat experiments, even if they were successful?

Having multiple trials ensures your data is reliable

500
4 feet long with 24 buttons are both examples of what type of observation?
What is Quantitative Measurement.
500
Read the following experiment and state a good hypothesis. I am doing a test to see if there is a connection between how long you run and how fast your heart beats. I will be performing an experiment where a person will run for a 1 minute and I will check their heartbeat. Then they will run for 2 minutes and I will check their heart rate. I will do this up to 6 minutes and see if there is a connection. What do you think my hypothesis should be?
What is...If I increase the amount of time I run, then my heartbeat will increase.
500
Find the independent and dependent variables in the following experiment: If you increase the number of times you practice shooting free-throws, then you will increase your chances of making a basket every time.
What is Independent- practice shooting free throws, Dependent- making baskets.
500
Thinking about the hypothesis: If soil temperatures rise, then plant growth will increase. What might a control in this experiment be?
What is... using the same potting soil, making sure both plants have an equal amount of light etc.
M
e
n
u