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First Physics Test
N/A
28
Physics
11th Grade
10/07/2010

Additional Physics Flashcards

 


 

Cards

Term
Aristotle
Definition

300's BC

Greece

The universe is rational and understandable

Set of rules that can be observed

Objects on Earth act different than in space

Term
Copernicus
Definition

1500's

Poland

The Earth is not the center of the universe

The Sun is

Earth is one of several planets orbiting the sun

Term
Kepler
Definition

1571-1630

Europe

Orbits of planets can be described mathematically

Three laws that govern the motion of planets

Term
Galileo
Definition

1564-1642

Italy

Father of Modern Science

experimentation of nature

discovered laws of accelerated motion, moons of Jupiter, phases of venus, mountains of moon, sun spots

Proved Earth was not the center of all motion

Term
Newton
Definition

1642-1727

England

Made the three laws of motion clear

Laws that apply to earth and heavens

universal gravitation

Term
SI
Definition
International System
Term
CGS
Definition
centimeter-gram-second system
Term
micro
Definition

10-6 (symbol = u)

Term
milli
Definition

10-3 (symbol=m)

Term
centi
Definition

10-2 (symbol=c)

Term
kilo
Definition

103 (symbol=k)

Term
Mega
Definition

106 (symbol=M)

Term
Dimension
Definition
anything about an object or a system that is measurable
Term
area
Definition
a subject or range of activity or interest
Term
volume
Definition
the amount of space that a substance or object occupies
Term
density
Definition
degree of consistency measured by the quantity of mass per unit volume.
Term
temperature
Definition
the degree or intensity of heat present in a substance or object
Term
frequency
Definition
 the rate at which something occurs or is repeated over aparticular period of time
Term
pressure
Definition
the continuous physical force exerted on or against an object bysomething in contact with it
Term
unit
Definition

an agreed upon unit of a dimension

 

inch, foot, meter, second, cubic meter, kilogram

Term
Age of Universe
Definition
13.7 Billion years old
Term
Age of Galaxy
Definition
12.5 Billion years old
Term
Age of Sun
Definition
5 Billion years old
Term
Age of Earth
Definition
4.6 Billion years old
Term
Genisus Event
Definition
The Big Bang
Term
Fundamental Demension
Definition

a dimension not composed of other dimensions

 

mass, length, time

Term
Derived Dimsension
Definition

a dimension composed of two or more fundamental dimensions

 

speed, density, acceleration

Term
SIGNIFICANT DIGITS
Definition
All measurements made with any instrument are limited by the limited number of divisions on that instrument. The significant digits in a measurement are those that a person is certain about(those that correspond to divisions on the measuring instrument) plus one estimated digit(estimated to the nearest tenth of the instruments smallest division.)
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