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ISP 221: Exam 1
Vocabulary
67
Science
Undergraduate 2
02/18/2012

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Term
atmosphere
Definition
nitrogen, carbon dioxide, methane, oxygen, water vapor...air
Term
biosphere
Definition
living material in the atmosphere
Term
energy cycle
Definition
exchange, transmission and storage of solar radiation received by the Earth's surface
Term
geosphere
Definition
rock, making up earth, crust
Term
geothermal energy
Definition
determine temperature of matter, eating Cheerios (calories) raises body temp
Term
gravitational energy
Definition
2 masses that exert and energy on eachother
Term
hydrosphere
Definition
water in all its forms, lakes, ponds, rivers, icerbergs
Term
isolated system
Definition
a system where energy and matter cannot enter or exit
Term
law (scientific)
Definition
a statement that describes what something does in science
Term
theory
Definition
a set of principles that explain and predict phenomena
Term
open system
Definition
energy can enter and exit the earth's atmosphere
Term
closed system
Definition
matter can't enter or exit the earth's atmosphere
Term
reservoir
Definition
storing energy and matter through the components of the earth's system
Term
calorie
Definition
amount of energy to increase the temperature of 1 kg of water
Term
science
Definition
builds and organized knowledge in the form of testable explanations and predictions about the universe
Term
scientific method
Definition
technique for investigating science
Term
system
Definition
a group of things that work in concert to produce a certain result
Term
theory
Definition
a set of principles that explains and predicts phenomenon
Term
blackbody radiator
Definition
a type of electromagnetic radiation within or surrounding a body in thermodynamic equilibrium with its environment
Term
light
Definition
Electromagnetic energy, eyes detect this
Term
c
Definition
velocity of light
Term
electromagnetic radiation
Definition
a form of energy emitted and absorbed by charged particles, which exhibits wave-like behavior as it travels
Term
atom
Definition
basic unit of matter that consists of a dense central nucleus and electrons floating around the nucleus
Term
element
Definition
a substance of one type of atom
Term
energy-level
Definition
the location of an electron away from the nucleus
Term
albedo
Definition
reflecting power of a surface, depends on the frequency of the radiation
Term
photoelectric effect
Definition
electrons emitted from matter as a consequence of their absorption of energy from electromagnetic radiation
Term
heat (heat energy)
Definition
sum of all the kinetic energy of the molecules composing a substance
Term
temperature
Definition
proportional to the avg kinetic energy of the molecules composing a substance
Term
energy
Definition
capacity or ability to do work
Term
work
Definition
a force applied over a distance or the equivalent
Term
fusion
Definition
fusing a hydrogen with high pressure and temperature, energy released through gamma rays
Term
fission
Definition
neutron added to nucleus at a high velocity, nucleus unstable and 2 smaller nuclei created
Term
1st law of thermodynamics
Definition
in a system of constant mass, the energy involved in any physical or chemical is neither create nor destroyed, but merely changed from on form to another
Term
2nd law of thermodynamics
Definition
energy always changes from a concentrated more usable form to a less concentrated, less usable form
Term
amplitude
Definition
magnitude of change in waves
Term
frequency
Definition
number of cycles per unit of time
Term
electromagnetic spectrum
Definition
a range of all possible frequencies
Term
Ether
Definition
solar winds that effect the rotation of planets around the sun, seen in the aurora borealis
Term
absorption spectra
Definition
measures the absorption of radiation
Term
emission spectra
Definition
measures the emission of radiation
Term
luminosity
Definition
measurement of brightnesss
Term
Core (sun)
Definition
8 to 15 million degrees kalvin, 38% hydrogen, 62% helium, 170,000 km radius
Term
Radiative Level
Definition
261,000 mi thick
Term
Convection Level
Definition
66,000 mi thick, energy moves outward by convection
Term
Photosphere
Definition
4,000 to 8,000 degrees kalvin, avg 58,000 degrees kalvin, energy radiated into surrounding space, IR, visible, UV, x ray, and gamma radiation
Term
Chromosphere
Definition
50,000 degrees kalvin, very low density gas
Term
Corona
Definition
1,000,000 kalvin, very low density, send solar winds, a stream of high energy particles
Term
Raleigh Scattering
Definition
1/10th the wavelength
Term
aerosols
Definition
what water droplets attach to to make rain, semi trucks release of it
Term
air
Definition
all the gasses on the earth's atmosphere
Term
baramoter
Definition
measures pressure using mercury
Term
latent heat
Definition
amount of energy needed to change from one state of matter to another
Term
Troposphere
Definition
temp= -50 degree Celsius to 20 degrees degrees Celsius
warmer at bottom
Term
Stratosphere
Definition
temp increase -60 degrees celsius to 0 degrees celsius
Term
Mesosphere
Definition
temp decreases
low density
less ozone
Term
Thermosphere
Definition
temp increases
Term
warm front
Definition
move slowly, homogeneous warm air mass that lies on the boarder of trough's of low pressure, if air is unstable, a thunderstorm is created
Term
cold front
Definition
produce cirrus clouds, in the sharp surface trough's of low pressure
Term
stability of atmosphere
Definition
when conditions in the atmosphere warrant a change in temperature, usually a unstable condition exists when a front moves across the region
Term
Bergeron process
Definition
a process of ice crystal growth that occurs in a mixed phase change
Term
Frontal lifting
Definition
occurs when two air masses of different densities meet
Term
Convergent lifting
Definition
Florida effect, air pushes upward when they meet
Term
Convectional or Density lifting
Definition
atmospheric vertical motions
Term
Orographic Lifting
Definition
when an air mass is forced from a lower elevation to a higher elevation as it moves over a land mass
Term
Cloud Formation
Definition
density of 1 droplet per cubic mm
created when a water molecule surrounds itself in a piece of dust in the atmosphere
Term
Environmental Lapse Rate
Definition
rate of decrease in temperature with altitude
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