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CA. Physics (Ch.1)
Physics
| Question | Answer |
|---|---|
| Any observation must be measurable as well as | reproducible |
| Science has a focus on | reasoning |
| [Dry wood burns] is an example of a scientific | fact |
| [Mass is conserved in a chemical reaction] is an example of a scientific | law |
| [Local temperatures are a bit warmer this year because of the El Nino conditions occurring the Eastern Pacific Ocean] is an example of a scientific | hypothesis |
| A scientific statement must be | falsifiable |
| Hypothesis: | An educated guess; a reasonable explanation of an observation or experimental result that is not fully accepted as factual until tested over and over again by experiment |
| Scientific attitude: | The scientific method inclined toward inquiry, integrity, and humility. |
| Fact: | A statement about the world that competent observers who have made a series of observations agree on. |
| Law: | A general hypothesis or statement about the relationship of natural quantities that has been tested over and over again and has not been contradicted. Also known as a principle. |
| Theory: | A synthesis of a large body of information that encompasses well-tested and verified hypotheses about certain aspects of the natural world. |
| Pseudoscience: | Fake science that pretends to be real science. |
| In the year 0 AD, the world population of humans was about | 200 million |
| The world population of humans is now about | 7000 million |
| For a scientist with a Ph.D. , the letters Ph.D. stand for | doctor of philosophy |
| Technology is the practical application of | science |
| Tech. statement | Science and technology arise from each other |
| Physics is the study of (video) | the rules of nature |
| The most complex science is | biology |
| The scientist is a natural (video) | skeptic |
| All evidence is subject to (video) | interpretation |
| Substantiated claims are more willing accepted by (video) | the skeptic |
| The Greek mathematician Eratosthenes made measurements to show the size of | Earth |
| The distance between Earth and the Sun is about | 110 Sun diameters |
| Equations in Conceptual Physics are used mainly as | Guides to thinking |
| A theory in science is | a synthesis of well-tested ideas |
| A fact in science is | an agreement between trained investigators |
| A scientific hypothesis deemed valid must have a test for proving it | wrong |
| The scientific method of Galileo and Bacon is | one of many ways of making discoveries |
| Science is concerned mainly with the | natural world |
| Technology is a tool for | applying scientific discoveries to social problems |
| Which of these is the most basic science? | physics |
Created by:
RosalynCranney