Term
the difference in the gravitational force is small between moon and earth, but it produces a noticeable deformation, a strettching along the line joining EArth to the Moon called a |
|
Definition
|
|
Term
daily fluctuation in ocean level caused by the gravitational influence of the moon and the sun on earth |
|
Definition
|
|
Term
the moon presents the same face toward the earth at all times |
|
Definition
|
|
Term
the constant upwelling of warm air and the current downward flow of cooler air to take its place |
|
Definition
|
|
Term
the partial trapping of solar radiation |
|
Definition
|
|
Term
why does the moon not have an atmosphere? |
|
Definition
the moon has a lot less pulling power; its escape speed is small |
|
|
Term
roughly circular dark areas on the moon that resemble earth's oceans; extensive flat plains that resultsed from the spread of lava earlier on |
|
Definition
|
|
Term
light colored areas on the moon that resemble the continents; elevated several kilometers above the maria |
|
Definition
|
|
Term
caused by impacting meteroids, found everywhere on the lunar surface |
|
Definition
|
|
Term
metoritic impacts are the main source of ____on the moon. |
|
Definition
|
|
Term
charged particles from the solar wind are trapped by earth's magentic field lines to form: |
|
Definition
|
|
Term
particles from the van allen belts often escape from the magnetosphere nearth earth's north and south magnetic poles, where the field lines intersect the atmosphere and their collision with air molecules create the ____. |
|
Definition
|
|
Term
what are the two types of aurora? |
|
Definition
aurora borealis (northern lights); aurora australis (southern lights) |
|
|
Term
read about the formation of the moon p. 157-158 |
|
Definition
|
|
Term
|
Definition
2400 km radius (smallest planet) |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
no atmosphere because of such high temperature |
|
|
Term
|
Definition
intercrater plains; scarp (cliff); similar to the moon |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
243 (retrograde spin--opposite of earths) |
|
|
Term
|
Definition
much more massive than the earth's; very hot |
|
|
Term
major surface features of venus |
|
Definition
sheild volcanoes, coronae,craters; |
|
|
Term
the largest volcanic structures on venus are huge, roughly circular regions known as ____. |
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
180-270 kelvins (very cold) |
|
|
Term
|
Definition
|
|
Term
|
Definition
thin; composed of carbon dioxide |
|
|
Term
major surface features of mars |
|
Definition
lwo lying northern volcanic plains with few craters and highly cratered southern highlands; tharsis bulge; hellas basin |
|
|
Term
What is the biggest volcano in the solar system? |
|
Definition
olympus mons; it is big because there is not a lot of gravity on mars |
|
|
Term
read about voyager missions |
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
rotation period of jupiter |
|
Definition
|
|
Term
|
Definition
oval atmospheric blob called the Great Red Spot; lighter colored zones and belts; zones are regions of high pressure; belts are regions of low pressure; zonal flow |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
rotation period of saturn |
|
Definition
|
|
Term
|
Definition
the clouds composed of ammonia ice, ammonium hydrosulfide ice, water ice; three times the cloud thickness on jupiter |
|
|
Term
sruface features of saturn |
|
Definition
bands, oval storm systems, turbulent flow patterns |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
rotation period of uranus |
|
Definition
.69 solar days (retrograde motion) |
|
|
Term
|
Definition
hydrogen, helium, and methane; |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
rotation period of neptune |
|
Definition
|
|
Term
|
Definition
|
|
Term
rotation period of neptune |
|
Definition
|
|
Term
|
Definition
has more methane than neptune that's why it looks more blue |
|
|
Term
|
Definition
great dark spot-large storm; slightly warmer than uranus |
|
|
Term
which planet has the strongest magnetic field? |
|
Definition
|
|