Science 1101
Terms
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- Impulse
- change in momentum by force
- Geocentrism
- earth centered earth where planets revolve around
- heliocentrism
- sun centered earth with circular orbits and crystal spheres.
- pseudoscience
- a theory without scientific foundation
- logial syllogism
- arguement form consisting 2 underlying assumptions and a conclusion
- Empirical data
- experiments dependent on observation
- hypothesis
- an assumption ...not yet proven true
- null hypothesis
- the hypothesis under observation
- independent variable
- is not dependent on something else
- Occams Razor
- WILLIAM. spread of germs. "Postulates must not be multiplied without necessity"
- temperature
- relative measure of "hot" or "cold"
- cold
- absence of heat
- machine
- device used to change the magnitude or direction of a force
- dependent variable
- relies on something other
- logic
- analytics or reasoning
- Newton's 1st Law
- You will not move if not forced
- Newton's 2nd Law
-
F = ma
force and acceleration move in the same direction - Newton's 3rd Law
- for every action, there's an equal and opposite reaction
- Aristotle
- founded school "The Lyceum". Analytics and syllogisticism
- Ptoloemy
- wrote "almagest" and came up with geocentrism (longest theory)
- Copernicus
- heliocentrism and laid groundwork for currency in Poland
- Galileo
- gravity
- Brahe
- charted stars, toilet, and most accurate observations prior to telescope.
- Kepler
- discovered plantary motion is ELLIPTICAL
- 1st Law of Thermodynamics
- conservation. energy is neither created nor destroyed, it just changes form.
- 2nd Law of Thermodynamics
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restriction law
1. heat will not flow cold to hot
2. engines cannot be 100% efficient
3. isolate systems because entropy - 3 types of energy
- electrical, chemical, thermal
- 3 types of heat transfer
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1. conduction
2. convection
3. radiation - first 3 concepts of science
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1. science is impartial
2. science is objective
3. science avoids religion - last 4 concepts of science
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4. science doesn't make moral decisions
5. natural causes fully explain observed events
6. data assimilation and conclusions must be corroborated by many scientists
7. theories, laws, and principles are always applicable