Experimental Design
C.R.A.A.P. Test
Precision and Accuracy
Parts of a Scientific Article
Lab Equipment
100
This is the thing that changes as a result of changes in the independent variable.
What is the dependent variable?
100
This is the P in C.R.A.A.P. Test.
What is Purpose?
100
This is the average of a set of numbers.
What is the mean?
100
This section provides background material and information and contains no new science.
What is the introduction?
100
It's this thing.
What is a beaker?
200
These are things you keep the same throughout the experiment.
What are constants or controlled variables?
200
This is the C in C.R.A.A.P. Test.
What is Currency?
200
This is the middle value of a set of numbers when arranged in ascending order.
What is the median?
200
This section restates and summarizes the important results of the experiment.
What is the conclusion?
200
This thing measures a range of volumes. Be sure to read from the meniscus!
What is a graduated cylinder?
300
This is a step-by-step guide on how to perform an experiment.
What is a procedure?
300
This is the second A in C.R.A.A.P. Test.
What is Accuracy?
300
This describes how close measurements are to the TRUE value.
What is accuracy?
300
This section contains the results of the experiment.
What is results?
300
This thing is used to heat substances.
What is a hot plate?
400
This is the ONLY thing YOU change in the experiment.
What is the independent variable?
400
This is the first A in C.R.A.A.P. Test.
What is Authority?
400
This is the precision of the measurements 1, 4, 6, 9, 123, 239, 8, and 12.
What is 50.25+-119?
400
This section contains all of the materials used and the procedure of the experiment.
What is methods?
400
This thing is good for mixing and comes in various sizes.
What is an Erlenmeyer Flask?
500
This is the baseline you compare all others to and receives no level of the IV.
What is the control group?
500
This is the R in C.R.A.A.P. Test.
What is relevancy?
500
This describes how close measurements are to EACHOTHER.
What is precision?
500
This section is a brief summary of the article.
What is the abstract?
500
This thing has a valve to dispense small volumes of liquid.
What is a buret?