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58 Cards in this Set

  • Front
  • Back
innermost layer
CORE
outermost layer
CORONA
apparent surface
PHOTOSPHERE
layer experiencing nuclear fusion
CORE
layer heated by electromagnetic waves given off by core
RADIATION ZONE
layer where heated material rises and cool material falls
CONVECTION ZONE
large amount of ejected gas
SOLAR PROMINENCE
large explosion on surface
SOLAR FLARE
cooler areas of the surface
SUNSPOT
releases energy over a very short period
SOLAR FLARE
releases energy over a longer period
SOLAR PROMINENCE
the "atmosphere"
CHROMOSPHERE, TRANSITION ZONE and CORONA
layer appearing granulated
CONVECTION ZONE
has storms that emit spicules
CHROMOSPHERE
difficult to see do to brightness of photosphere
CHROMOSPHERE
prominences and sunspot locations are closely related to...
MAGNETIC FIELD LINES
electrically charged gas streaming from the Sun
SOLAR WIND
cause of auroras
SOLAR WIND INTERACTING WITH EARTH'S ATMOSPHERE AND MAGNETIC FIELD
another name for auroras
NORTHERN/SOUTHERN LIGHTS
densest layer
CORE
least dense layer
CORONA
formation of new elements
NUCLEOSYNTHESIS
element formed on the Sun
HELIUM
state of matter of stars
PLASMA
forces currently preventing solar expansion or collapse
GRAVITY (INWARD) and HEAT/PRESSURE (OUTWARD)
current energy source for the Sun
NUCLEAR FUSION (of H to He)
symbol for energy
E
symbol for mass
m
symbol for speed of light
c
states that a small amount of mass is equivalent to large amounts of energy
E=mc2
requirement for nuclei to fuse rather than repel
EXTREMELY HIGH TEMPERATURES
the layer we see on a normal day
PHOTOSPHERE
hottest layer
CORE
coolest layer
CHROMOSPHERE
rotational period of poles vs. equator
FASTER AT POLES
zone marking temperature increase in atmosphere
TRANSITION ZONE
average solar temperature
5800K
unit of temperature
KELVIN (K)
length of Sun cycle
11 YEARS (22 YEARS)
period of few sunspots
SOLAR MINIMUM
period of many sunspots
SOLAR MAXIMUM
two major elements on the Sun
HYDROGEN and HELIUM
thin, dark (cool) spikelike regions
SPICULES
layer on which sunspots and prominences occur
PHOTOSPHERE
location of solar flares
CHROMOSPHERE
BUTTERFLY GRAPH
Name the graph
SUNSPOT CYCLE; MAP OF SUNSPOTS
What does this graph show?
hydrogen-1 is equivalent to a...
PROTON
hydrogen-2 is called
DEUTERON
How does H-2 form?
H-1 + H-1 = H-2 + positron + neutrino
a positively charged particle, but small like an electron
POSITRON
a very small particle with no charge
NEUTRINO
first step of nuclear fusion
FORMATION OF H-2
second step of nuclear fusion
FORMATION OF He-3
final step of nuclear fusion
FORMATION of He-4
how He-4 forms
He-3 + He-3 = He-4 + H-1 + H-2 + energy
how He-3 forms
H-2 + H-1 = He-3 + energy
overall fusion reaction on the Sun
4 H-1 = He-4 + energy + 2 neutrinos