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a test or trial that produces evidence you can use to help answer a question.
describes a quantity, such as tie, length, distance, mass, volume, or temperature.
are developed using evidence gathered from scientific observations.
a simplified version of some part of the natural world that helps explain how it functions.
a set of ideas that tie together many observations.
involve using your senses to describe the natural world.
describes how some part of nature acts under certain conditions.
a statement of what you think will happen under certain conditions based on what you know from observations or research.
an idea that can be tested by an experiment.
factors in an experiment that are kept the same.
information gathered during an experiment.
a set of repeated measurements.
an explanation of information that is based on facts.