Lab Tools
Description/Explanation
OAA Action Words
Scientific Method
Variables
100
This tool is used to determine the mass of an item to the nearest gram.
What is a balance?
100
This is information that is gathered through the senses (sight, hearing, smell, touch, and taste).
What is an observation?
100
To give facts or examples to back up a conclusion or point of view?
What is support?
100
A probable solution to a problem, an educated guess, based on knowledge and research.
What is a hypothesis?
100
This is how many independent variable(s) that need to be in each experiment.
What is one independent variable?
200
This tool is used to measure the weight of an item to the nearest pound.
What is a spring scale?
200
An explanation based on facts and data.
What is a conclusion?
200
To give the characteristics of something, tell what something is like, or tell how something changes over time.
What is describe?
200
The question for which the scientist wants to find the answer.
What is the problem?
200
The variable that a scientist keeps the same throughout an investigation. It is used to compare.
What is the control?
300
This tool is used to accurately measure a liquid's volume or the volume of an irregularly shaped object.
What is a graduated cylinder?
300
This is an explanation based on experience and/or observation.
What is an inference?
300
To identify similarities and differences between two or more things.
What is compare?
300
Gather information and put it in the form of graphs, tables and charts.
What is collecting data or analyzing data?
300
The variable that you observe or measure.
What is a dependent variable?
400
This tool measures the metric length or width of an item.
What is a meter stick or metric ruler?
400
This is a guess about the future based on facts or data.
What is a prediction?
400
To name something, or to tell what it is.
What is identify?
400
The part of the Scientific Method in which a control group is set up and the independent variable is compared to it.
What is the experiment?
400
The variable that a scientist purposely changes during an investigation.
What is an independent variable?
500
This tool is used to disperse small measures of a liquid.
What is a pipette or eyedropper?
500
This is expressing the main points of something briefly.
What is a summary?
500
To say how something happened, why it happened or to say its effects.
What is explain?
500
The part of the Scientific Method in which data is examined from the experiment to see if the data supported or did not support the hypothesis.
What is drawing conclusions?
500
The larger this is, the more accurate the conclusion(s) will be.
What is the sample size?
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