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1
Who are the creators of the nebular hypothesis
immanuel kent and pierre simon laplace
2
creator of planetismal
thomas chowder chamberlin and forest ray moulton
3
creator of tidal theory
james h jeans and harold jeffreys
4
protoplanet theory
carl von weizsacker and gerard kuiper
5
solar system of out an interstellar cloud of gas and dust called a nebula
nebular hypothesis
6
ehat theory when a sun passed by our sun huge waves were created. smaller masses were quickly called to become solid bodies which were called ———— as their orbits crossed the larger bodies grew by absorbing the solid bodies and became planets
planetismal theory
7
when a star collided with our sun a long filament was drawn out and detached from it. as the gauseus materials condensed, it seperated into masses of various sizes
tidal hypothesis
8
under the influence of turbulence and tidal action the nebula broke into whirlpools of gas within a rotating mass
protoplanet theory
9
what is the temperature terrestrial planets formed
-2200degreesF
10
who made the geocentric model
claudius ptolemy
11
who made the heliocentric model
nicholas copernicus
12
who said that our earth is circling around afiring object in 5th century
philolaus hicetas
13
it makes up 99.8% of out solar system
sun
14
provides heat, light and other energy to make life possible
sun
15
who made the law of planetary motion
johannes kepler
16
what is the oval shaped paths called
ellipses
17
terrestial planets in order
mvem
18
jovian planets in orde
jsun
19
what has the most visible planetary ring
saturn
20
hottest because of sulfuric acid surface
venus
21
who made the classification of a dwarf planet
orbits the sun, has enough mass to assume a round shape
22
what are the 5 dwarf planets
pluto ceres eres makemake haumea
23
what are the dwarf planets beyond neptune called
planetoids
24
dwarf planet between mars and jupiter
ceres
25
when was pluto discovered
1930
26
almost 50% of its satellite
charon
27
when was pluto demoted as a dwarf planet
september 2006
28
bright objects usually 1-50 km across
comets
29
icy planetisimals composed of ice water methane ammonia and rock
comets
30
when was oort clouds founded
1950
31
shelf of icy bodies surrounding the solar system contains 1b-2t of icy bodies -150tkm frim the sun ibrits thousand of years
oort clouds
32
a belt of small rocky objects orbiting the sun beyond neptune
kuiper belt
33
phobos and deimos meaning
fear and dread
34
how many satellites jupitar has
67
35
galileon satellites
io europa ganymede calliston
36
largest satellite
ganymede
37
how many satellites saturn has
62
38
satellite has a thicker atmosphere than earth has a diameter larger than mercury and pluto
titan
39
uranus satellites?
17
40
neptune satellites?
13