The act of noting or perceiving objects or events with the senses.
What is observation?
100
A theory or explanation that is based on observations and that can be tested.
What is a hypothesis?
100
A scientific tool, that is used to receive a more detailed and enlarged picture of a specimen.
What is a microscope?
100
Observations and measurements recorded during an experiment.
What is data?
100
A scale used to show acidity levels in substances.
What is the pH scale?
200
A matter requiring resolution or discussion; a sentence worded or expressed so as to elicit information.
What is a question?
200
Something that remains the same throughout an experiment.
What is a constant?
200
The average magnification of a compound microscope.
What is 400x?
200
The likelihood that a particular event will happen.
What is probability?
200
Process that tests a hypothesis by collecting information under controlled conditions.
What is an experiment?
300
A set of related hypotheses.
What is a theory?
300
A group in an experiment that receives no experimental treatment.
What is the control?
300
Microscope in which light passes through one or more lenses to produce an enlarged image of a specimen.
What is a light microscope?
300
A way of writing numbers that are too big or too small to be conveniently written in decimal form.
For example:
6.25x10^18
What is scientific notation?
300
A diagram showing the relation between variable quantities.
What is a graph?
400
The expected outcome of a test, assuming the hypothesis is correct.
What is a prediction?
400
The factor that is changed in an experiment.
What is the independent variable?
400
Microscope in which an image of a specimen is formed using a beam of electrons.
What is an electron microscope?
400
Detailed examination of the elements or structure of something.
What is analysis?
400
In statistics, the absolute deviation of an element of a data set is the absolute difference between that element and a given point.
What is Mean Absolute Deviation?
500
Ask a question.
Background research.
Construct a hypothesis.
Test the hypothesis.
Analyze the data.
Draw a conclusion.
What are the steps of the scientific method?
500
The variable that is measured in an experiment.
What is the dependent variable?
500
The highest magnification of a compound light microscope.
What is 2,000x?
500
The practice or science of collecting and analyzing numerical data in large quantities, especially for the purpose of inferring proportions in a whole from those in a representative sample.
What is statistics?
500
A quantity expressing by how much the members of a group differ from the mean value for the group.