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PYS SCIENCE QUIZ 1

QUIZ 1

TermDefinition
Matter anything that has both mass and volume.in a word stuff!
Energy is the the ability to work or cause change.
list the first state of matter solid
List the second state of matter liquid
List the third state of matter. Gas
Name the first state of matter that occurs at extreme temptures Boise-Einstein(coldest thing occurs very close to absolut zero)
Name the second state of matter that occurs at exteme temerture. Plasma ( Occurs at very high temp aroun 100 million kelvins in this case matter exists as unbound nuclei and electrons.
What is the first classification of energy Kinetic Energy
What is the secound classification of energy Potential Energy
What is the first step in scientific method? Observe and describe a Phenomenon.
What is the second step in the scientific method? Formulate a hypothesis to explain the Phenomenon.
What is the third step in the sceintific method? design experiment to test the hypothsis. Modifiy and retest until it meets all observable facts.
What is the four step in the scentific method? Develop a theory based on experimentation and revision.
What is the fifth step in the sceintific method? summarize as a law (optional)
Accuracy the degree of closeness of a measured or calculated quantity.
Precision the degree to which a seris of measurements of calculations are to one another or how reproducible they are.
Qualitive A attribute which is descriptive without specifying amouunt. .
Quantitive is a attribute which may be expressed numerically.
How is the Magnitude of a physical quantitiy described? number and unit.
How are units determined? units are determined by universally accepted permanent standards.
Base Unit refers to a set of fundamental units on which all other units are based.
Name some common base units length, mass, time
Derived unit unit derived from a combination of base units.
Name common derived units velocity, force, energy
List first standard system of units si
list second standard system of units uscs
Created by: 1156342335
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