Totten: Review Experimental Design

Front

A determination about what a scientist thinks will happen. Uses IF...THEN... format!

Back

Hypothesis

Front

Using prior knowledge + observations to draw conclusions

Back

Inference

Front

To make these you use the 5 senses: touch, taste, smell, hear, see

Back

Observations

Front

This type of VARIABLE is kept the SAME for both experimental and Control Groups

Back

Control (Constant)

Front

This VARIABLE is what you measure. It shows the EFFECT of what you are testing. Options: Independent, Dependent, Control, Observation

Back

Dependent

Front

This VARIABLE is the 1 FACTOR YOU CHANGE in an experiment. It is what you are testing. It CAUSES something to happen.

Back

Independent

Front

The classroom has 1 teacher and 27 students. What kind of observation is this?

Back

Quantitative

Front

What kind of observation is it when our classroom has light green walls and a tan colored floor?

Back

Qualitative

Front

What is the INDEPENDENT VARIABLE in this hypothesis?
If a dog is given a bath using DAWN dish soap,  THEN the # of fleas will decrease. 

Back

bath in DAWN dish soap

Front

What is the DEPENDENT VARIABLE in this hypothesis?
If a dog is given a bath using DAWN dish soap,  THEN the # of fleas will decrease. 

Back

# of fleas