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12 Cards in this Set
- Front
- Back
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What is matter?
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The stuff is everything is made of.
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Why do scientists use the scientific method?
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To help solve problems and answer questions
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How does a scientist use a model?
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To represent large and small objects.
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What are the three types of models used by Scientists?
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Physical Models, Conceptual Models and Mathematical Models |
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What is a physical model? |
A model that help to show things that are too small to see or how something works. Examples include cars or human heart |
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What is a mathematical model? |
A mathematical model is made of Mathematical equations and data which is used to make predications. Example- predicting weather |
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What are conceptual models? |
Models based on systems of ideas or comparisons with familiar things.
Example> the big bang theory, which describes how the planets and galaxies were formed. |
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Scientific Law |
Tells how things work
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Scientific Theory
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An explanation that may be proven false
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What is a measure of gravity on an object?
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Weight
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What is the measure of the amount of matter in an object? |
Mass |
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What is the difference between a theory and a law? |
A theory explains why something happens and can be proven incorrect, while a law explains what happens and cannot be proven incorrect. |
