Chapter 1: Intro
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What is the systematic study of God’s physical creation and how it works?
physical science
the substance of the physical world
matter
What is the property of matter that makes it resist changes in motion?
inertia
What is force?
a push or pull on an object
What is the ability to do work?
energy
What kind of properties do not change the type of matter? And what happens when a physical property of matter does change?
physical properties it undergoes physical change
Define mass.
the amount of matter in an object
Define weight.
the amount of gravitational pull on an object
What is the amount of space that matter takes up called?
volume
What is the mass in a certain volume called?
density
True or False a solid has a definite shape and volume
True
What are fluids?
matter that has no definite shape and can flow
What substance has a constant volume? A varying volume?
liquid gas
What term defines the hotness or coldness of an object?
temperature
What does not change the type or identity of matter?
chemical change
What is physics?
the study of interactions between matter and energy
What is chemistry?
the study of the compositions of matter
Define scientific method.
the orderly process by which scientists investigate the secrets of nature
Define hypothesis.
a simple explanation to a problem
What scientist applied keen insight to nature and uncovered many important truths?
Aristotle
What famous scientist discovered that all objects fall at the same rate?
Galileo Galilei
When a hypothesis passes the test of many experiments and has the support of other scientists what is it called?
a theory
If a theory is verified by enough observations/experiments and stands the test of time what is it now called?
a scientific law
what does the principle of causality state?
that the universe is lawful , orderly, and operates according to physical laws