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9 Cards in this Set

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How many variables are there?
3
What are their names? (the variables)
1. Independent
2. Dependent
3. Control/ Constant
What does each variable mean?
1. Independent- the factor that you are testing in the experiment
2. Dependent- what you expect to happen because of the Independent Variable
3. Control/ Constant- the things in your experiment that must remain the same
How many observations do scientists make?
2
What are their names?
(the observations)
1. Quantitative
2. Qualitative
What does each observation mean?
1. Quantitative- quantitative observations are usually placed in a graph, data table or chart, with 1 or 2 sentences explaining them
2. Qualitative- qualitative observations are difficult to graph, they usually involve sences and what a scientist sees, hears, feels, etc...
-Qualitative observations are usually in the form of an experiment.
-Remember to put the quantitative obsrevations in a data table, chart, or graph.
What is a hypothosis?
A proposed solution to a scientific problem
What are the 3 words a hypothosis must always have in it?
1. If
2. Then
3. Because
What is a variable?
The factor being tested in an experiment